Attachment_2_Weather_Data.pdf

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JBER MACC Federal contract opportunity
Solicitation number
FA5000-17-R-0007
Issued by
Department of the Air Force Pacific Air Forces

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Solicitation Attachment 2 Weather Data

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FA5000-17-R-0007-0002.pdf PDF
Attachment_9_Reserved.pdf PDF
Attachment_12_Q&A_(27-Mar-17).pdf PDF
FA5000-17-R-0007-0001.pdf PDF
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Attachment_4_Seed_Project.pdf PDF
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T em pe ra tu re

F

-50

-40

-30

-20

-10

J F M A M J J A S O N D

Monthly Temperature

Max Mean Max Mean Min Min

D ay s

J F M A M J J A S O N D

Temperature Days

Days >= 90F Days <= 32F Days <= 0F

P re ci pi ta ti on

In

J F M A M J J A S O N D

Precipitation

Max Mean Minimum 24Hr Max

Sn ow fa ll

In

J F M A M J J A S O N D

Snowfall

Max Mean 24Hr Max

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

Attachment 2 - Weather Data

D ay s

J F M A M J J A S O N D

Weather Events

TSTM Prcp Snow Fog Dust

M ea n W in d

Sp ee d (k ts

J F M A M J J A S O N D

P ea k W in d

Sp ee d (k ts

NE

N N

N

W W

W W

N

N

N

NE

Wind Speeds

Mean Speed All Prevail Dir/Spd Peak Speed

CigVis Occurrence at or below 3000ft/3mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

CigVis Occurrence at or below 1000ft/2mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

Thunderstorm Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Snow/Ice Pellets Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Rain/Drizzle Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Wind Speed > 25 Kts Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -38

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 2.6

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 40.0

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 6.4 Snow 18 Fz Rain 1.1 Dust 0.0 Thunder 0.0 Fog 15 >= 90F 0.0 <= 32F 30 Max Mean RH 92% Min Mean RH 69%

05 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK January

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -43

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 2.9

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 55.8

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 6.2 Snow 13 Fz Rain 0.5 Dust 0.0 Thunder 0.1 Fog 9.8 >= 90F 0.0 <= 32F 28 Max Mean RH 91% Min Mean RH 58%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK February

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -24

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 3.0

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall Max

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 4.0 Snow 10 Fz Rain 0.7 Dust 0.2 Thunder 0.1 Fog 7.4 >= 90F 0.0 <= 32F 30 Max Mean RH 84% Min Mean RH 43%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK March

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -20

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 3.0

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 29.6

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 6.9 Snow 6.4 Fz Rain 0.2 Dust 0.0 Thunder 0.0 Fog 3.9 >= 90F 0.0 <= 32F 20 Max Mean RH 82% Min Mean RH 39%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK April

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 2.0

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 9.0

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 11 Snow 1.0 Fz Rain 0.0 Dust 0.0 Thunder 0.1 Fog 1.6 >= 90F 0.0 <= 32F 1.0 Max Mean RH 78% Min Mean RH 35%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK May

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 3.7

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 15 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.7 Fog 3.1 >= 90F 0.0 <= 32F 0.0 Max Mean RH 87% Min Mean RH 45%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK June

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 4.9

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 21 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.2 Fog 4.4 >= 90F 0.0 <= 32F 0.0 Max Mean RH 91% Min Mean RH 53%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK July

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 8.6

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 21 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.4 Fog 7.5 >= 90F 0.0 <= 32F 0.0 Max Mean RH 94% Min Mean RH 59%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK August

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 6.6

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 2.3

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 19 Snow 0.6 Fz Rain 0.1 Dust 0.0 Thunder 0.1 Fog 8.5 >= 90F 0.0 <= 32F 2.0 Max Mean RH 94% Min Mean RH 57%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK September

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -9

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 4.1

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 31.2

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 14 Snow 5.0 Fz Rain 0.0 Dust 0.0 Thunder 0.0 Fog 8.2 >= 90F 0.0 <= 32F 18 Max Mean RH 92% Min Mean RH 57%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK October

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -23

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 2.9

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 45.4

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 5.7 Snow 14 Fz Rain 1.8 Dust 0.0 Thunder 0.1 Fog 12 >= 90F 0.0 <= 32F 29 Max Mean RH 90% Min Mean RH 63%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK November

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-40-

-30-

-20-

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--40

--30

--20

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -34

Avg

Mean Temperature (F)

2-

4-

6-

8-

10- Liquid

Max 3.6

Mean Precipitation (inches)

-13

-26

-39

-52

-65

-78

-91

-104

-117

Snowfall

Max 45.9

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 7.4 Snow 16 Fz Rain 2.9 Dust 0.1 Thunder 0.0 Fog 16 >= 90F 0.0 <= 32F 31 Max Mean RH 92% Min Mean RH 70%

05 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

ELMENDORF AFB

ICAO PAED

AK December

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: ELMENDORF AFB, AK Station ID: ICAO PAED Lat=61.251 Lon=-149.807 Elev=212 Ft Means POR=2005-2014 Extremes POR=1941-2016

FA5000-17-R-0007 JBER MACC

OP E R A T I O N A L CL I M A T I C DA T A SU M M A R Y (OCDS- I I )

LOCATION ID

ICAO_PAED

STATION NAME

ANCHORAGE/ELMENDORF, AK

PERIOD OF RECORD

Mean: 2005/01/01 - 2014/12/31 Extreme: 1941/03/10 - 2016/06/30

UTC TO LST

-9

LOCATION(DEGREES)

N 61.250 W 149.806

ELEVATION(FEET)

PREPARED BY

557WW /14WS

YEAR(S)

Period of Record (see detailed POR >>>)

DETAILED POR

1941-1970, 1973-2015

A U T H O R I T A T I V E C L I M A T E S U M M A R Y - D A T A Q U A L I T Y A N D Q U A N T I T Y S U F F I C I E N T T O P R O D U C E A C C U R A T E C L I M A T O L O G I C A L V A L U E S

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TEMPERATURE

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Temperature Extreme Maximum (°F) 50 58 56 73 81 86 86 84 74 66 57 64 86 Temperature Mean Maximum (°F) 21 27 33 46 59 64 66 64 56 43 26 24 44 Temperature Mean (°F) 13 20 24 35 49 55 58 56 49 37 19 18 35 Temperature Mean Minimum (°F) 8 11 15 29 41 49 53 51 44 31 13 11 30 Temperature Extreme Minimum (°F) -38 -43 -24 -20 0 33 34 29 15 -9 -23 -34 -43 Temperature Maximum Range (°F) 38 38 41 40 38 36 31 38 32 36 36 38 41 Days With Temperature >= 90°F 0 0 0 0 0 0 0 0 0 0 0 0 0 Days With Temperature <= 32°F 30 28 30 20 1 0 0 0 2 18 29 31 190 Days With Temperature <= 0°F 10 6 5 0 0 0 0 0 0 0 6 8 34

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

PRECIPITATION

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Precipitation Period Maximum (In) 2.6 2.9 3.0 3.0 2.0 3.7 4.9 8.6 6.6 4.1 2.9 3.6 23.4 Precipitation Period Mean (In) 0.8 0.8 0.7 0.5 0.6 1.1 1.9 2.4 2.6 1.7 1.0 1.2 15.4 Precipitation Period Minimum (In) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0 0.1 9.0 Precipitation Period Daily Maximum (In) 1.2 1.4 1.3 0.9 0.8 1.3 1.6 2.5 1.5 1.8 1.6 1.4 2.5 Snowfall Period Maximum (In) 40.0 55.8 119.0 29.6 9.0 0.0 0.0 0.0 2.3 31.2 45.4 45.9 218.8 Snowfall Period Mean (In) 11.1 11.7 9.4 4.6 0.4 0.0 0.0 0.0 0.2 7.0 11.7 16.7 72.3 Snowfall Period Daily Maximum (In) 22.0 16.1 94.0 16.0 8.7 0.0 0.0 0.0 2.3 18.4 14.6 15.3 94.0 Days with liquid >= Trace 12 10 8 8 8 9 9 7 6 6 9 10 102 Days with liquid >= 0.01" 6 6 4 4 4 7 10 14 14 10 6 7 93 Days with liquid >= 0.5" # 0 0 # # # # 1 2 # # # 4 Days with snow >= Trace 9 7 7 5 1 0 0 0 1 5 8 9 52 Days with snow >= 0.05" 8 7 6 3 # 0 0 0 # 4 7 10 45 Days with snow >= 1.5" 2 3 2 1 # 0 0 0 0 2 3 4 16

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

WIND

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Prevailing Wind Direction $NE $N $N $N $W $W $W $W $N $N $N $NE $N Wind Speed Mean for Prevailing Wind Direction (kts) 4.7 7.8 7.2 6.0 8.0 7.6 6.8 6.6 5.6 6.2 7.4 4.9 6.6 Wind Speed Mean for All Wind Directions (kts) 3.7 4.1 4.5 4.3 5.1 4.9 4.3 3.5 3.5 3.5 3.7 3.7 4.1 Wind Speed Maximum (kts) 35.0 50.9 44.9 42.9 35.0 26.0 26.0 28.0 35.0 33.0 50.9 42.0 50.9 Gust Speed Maximum (kts) 66.0 61.0 52.1 41.0 54.0 35.9 48.0 42.0 58.1 62.0 72.1 64.1 72.1

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF WIND > 25 KTS

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 1.5 1.4 1.2 0.4 0.5 0.2 0.1 0.2 0.9 1.1 1.2 1.1 0.8

17-19 LST 1.3 0.9 2.0 0.6 0.5 0.4 0.1 0.1 0.7 0.6 1.2 1.8 0.9

20-22 LST 1.3 0.7 1.2 0.4 0.0 0.1 0.0 0.0 0.6 0.7 0.8 2.1 0.7

23-01 LST 0.8 0.7 0.7 0.4 0.2 0.0 0.1 0.0 0.6 1.0 0.6 0.5 0.5

Click here to view the User's Manual

Page 1 of 3Operational Climatic Data Summary (OCDS-II)

10/25/2016https://climate.af.mil/OCDS-II/load.htm?locationID=ICAO_PAED&reportType=html

FA5000-17-R-0007 JBER MACC

02-04 LST 0.3 1.6 1.5 0.4 0.5 0.0 0.0 0.1 1.3 1.3 0.6 0.7 0.7

05-07 LST 0.5 1.2 1.0 0.6 0.6 0.0 0.0 0.0 0.6 1.5 0.3 1.0 0.6

08-10 LST 0.5 1.6 0.5 0.4 0.7 0.0 0.0 0.0 0.8 0.5 0.2 0.9 0.5

11-13 LST 0.5 0.9 0.8 0.4 0.5 0.0 0.0 0.1 1.0 1.5 1.1 0.8 0.6

All Hours 0.8 1.1 1.1 0.5 0.5 0.1 0.0 0.0 0.8 1.0 0.7 1.1 0.7

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 100.00 FT / 0.25 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.1 0.2 0.1

17-19 LST 0.3 0.1 0.0 0.0 0.0 0.2 0.1 0.0 0.0 0.0 0.4 0.6 0.2

20-22 LST 0.5 0.9 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.4 0.1 0.2

23-01 LST 0.2 0.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 0.9 0.2

02-04 LST 0.7 0.4 0.0 0.0 0.0 0.1 0.0 0.0 0.1 0.1 0.7 0.5 0.2

05-07 LST 0.4 0.1 0.2 0.0 0.0 0.1 0.2 0.1 0.4 0.1 0.4 0.5 0.2

08-10 LST 0.5 0.0 0.4 0.1 0.0 0.0 0.0 0.1 0.4 0.3 0.6 0.2 0.2

11-13 LST 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.0 0.1 0.1 0.4 0.1

All Hours 0.4 0.3 0.1 0.0 0.0 0.0 0.1 0.0 0.1 0.1 0.4 0.4 0.2

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 200.00 FT / 0.50 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 2.1 0.5 0.0 0.2 0.0 0.0 0.0 0.0 0.1 0.1 0.8 2.8 0.6

17-19 LST 1.8 0.4 0.0 0.4 0.0 0.2 0.1 0.0 0.6 0.3 1.1 2.3 0.6

20-22 LST 2.6 1.8 0.0 0.2 0.0 0.0 0.1 0.0 0.9 0.4 0.9 2.7 0.8

23-01 LST 2.6 1.2 0.0 0.1 0.0 0.1 0.0 0.2 1.0 1.8 1.7 3.3 1.0

02-04 LST 2.8 1.3 0.8 0.0 0.0 0.2 0.1 0.4 1.8 2.5 2.2 3.7 1.3

05-07 LST 3.3 0.8 1.2 0.3 0.3 0.2 0.2 0.5 2.3 2.4 1.7 2.4 1.3

08-10 LST 3.8 0.5 1.3 0.6 0.1 0.0 0.1 0.2 2.1 2.8 2.0 2.7 1.4

11-13 LST 2.4 1.0 0.5 0.1 0.0 0.0 0.1 0.1 0.0 0.8 1.8 3.9 0.9

All Hours 2.7 0.9 0.5 0.2 0.0 0.1 0.1 0.2 1.1 1.4 1.5 3.0 1.0

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 300.00 FT / 1.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 4.5 2.5 0.2 0.9 0.0 0.0 0.0 0.1 0.1 0.5 2.9 7.0 1.6

17-19 LST 5.4 1.7 0.4 0.7 0.0 0.2 0.1 0.1 0.9 1.1 2.9 7.5 1.8

20-22 LST 6.8 3.1 0.5 0.7 0.0 0.1 0.3 0.1 1.4 2.3 3.0 6.5 2.1

23-01 LST 6.6 2.5 1.2 0.9 0.0 0.2 0.0 0.7 2.2 3.9 4.0 5.9 2.3

02-04 LST 5.5 3.3 1.6 1.2 0.3 0.4 0.7 1.8 3.7 4.3 4.6 7.9 3.0

05-07 LST 7.5 2.9 3.1 1.2 0.9 0.4 1.1 2.4 4.6 5.1 5.7 8.5 3.6

08-10 LST 8.1 3.0 3.7 1.7 0.2 0.0 0.2 1.6 4.7 4.8 6.3 8.0 3.5

11-13 LST 5.6 4.0 1.6 0.9 0.0 0.0 0.2 0.5 1.5 2.0 4.5 8.7 2.5

All Hours 6.2 2.9 1.5 1.0 0.2 0.2 0.3 0.9 2.4 3.0 4.2 7.5 2.5

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 500.00 FT / 1.50 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 8.3 4.0 1.2 1.5 0.4 0.1 0.1 0.4 0.2 2.2 6.9 11.6 3.1

17-19 LST 9.6 3.5 1.4 1.2 0.2 0.7 0.3 0.7 2.0 2.8 5.8 10.2 3.2

20-22 LST 9.4 5.5 1.0 0.8 0.5 0.8 0.5 0.5 2.8 4.8 5.9 9.7 3.5

23-01 LST 10.4 5.5 1.9 1.2 0.4 0.4 0.5 1.3 3.6 6.3 6.3 10.8 4.1

02-04 LST 9.6 4.5 2.7 2.2 0.9 0.9 1.6 2.5 5.3 7.9 6.9 11.6 4.7

05-07 LST 12.7 4.7 5.1 2.7 1.5 1.0 2.0 3.9 7.3 9.2 9.0 13.2 6.0

08-10 LST 12.5 6.3 6.4 3.2 1.1 0.0 0.7 3.5 7.2 8.3 10.3 11.9 5.9

11-13 LST 9.6 6.3 2.6 1.8 0.1 0.1 0.3 0.8 2.8 3.9 8.8 11.8 4.1

All Hours 10.3 5.0 2.8 1.8 0.6 0.5 0.7 1.7 3.9 5.7 7.5 11.3 4.3

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 800.00 FT / 2.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Page 2 of 3Operational Climatic Data Summary (OCDS-II)

10/25/2016https://climate.af.mil/OCDS-II/load.htm?locationID=ICAO_PAED&reportType=html

FA5000-17-R-0007 JBER MACC

14-16 LST 11.6 6.1 2.1 2.8 1.0 0.1 0.8 1.6 3.0 5.4 9.6 15.9 5.0

17-19 LST 12.8 5.8 1.9 2.3 0.6 0.9 0.8 1.4 3.4 4.7 9.0 14.5 4.9

20-22 LST 12.5 7.3 2.2 0.9 0.9 1.2 0.8 2.1 4.5 6.8 10.3 12.9 5.2

23-01 LST 13.6 8.1 2.9 2.2 0.6 1.2 1.0 2.8 5.5 9.2 9.5 13.6 5.8

02-04 LST 13.1 7.5 4.4 3.3 1.4 2.0 2.1 4.2 7.1 10.8 10.6 16.2 6.9

05-07 LST 16.3 7.4 7.6 3.9 1.9 2.4 3.7 6.0 9.2 11.1 12.4 17.5 8.3

08-10 LST 16.8 9.3 8.8 5.6 2.2 0.7 3.3 6.3 10.0 11.2 13.9 15.0 8.6

11-13 LST 13.4 8.0 3.8 3.3 1.1 0.6 1.5 2.8 5.4 7.8 12.7 15.0 6.3

All Hours 13.8 7.4 4.2 3.0 1.2 1.1 1.7 3.4 6.0 8.4 11.0 15.1 6.4

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 1000.00 FT / 2.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 12.6 6.7 2.2 2.8 1.5 0.3 1.1 2.4 3.7 6.9 10.8 16.2 5.6

17-19 LST 14.0 7.2 2.1 2.5 0.9 1.1 1.6 1.7 3.8 5.5 9.8 15.0 5.4

20-22 LST 13.1 8.3 2.5 1.0 1.1 1.7 1.1 2.6 4.9 8.1 10.8 14.3 5.8

23-01 LST 14.5 9.4 3.4 2.3 1.2 2.1 1.3 3.4 5.7 10.2 10.2 15.1 6.6

02-04 LST 14.5 9.0 5.1 3.4 2.2 2.9 2.8 4.8 8.0 11.7 11.9 17.1 7.8

05-07 LST 17.9 9.1 8.3 4.3 2.4 3.5 4.7 6.3 10.6 13.0 14.2 17.9 9.4

08-10 LST 18.3 10.6 9.3 6.3 2.6 2.2 5.1 7.7 10.6 11.9 14.5 15.6 9.6

11-13 LST 14.5 8.7 3.9 4.3 1.7 1.0 2.5 4.1 6.4 8.9 14.2 15.4 7.2

All Hours 14.9 8.6 4.6 3.4 1.7 1.8 2.5 4.1 6.7 9.5 12.0 15.8 7.2

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 1500.00 FT / 3.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 16.3 9.9 4.4 3.9 2.2 1.5 2.2 4.1 5.3 9.4 12.5 19.5 7.6

17-19 LST 17.8 10.7 4.3 3.0 1.4 1.3 2.9 3.4 5.2 7.8 11.6 18.3 7.3

20-22 LST 16.7 12.3 5.0 1.3 1.4 2.2 2.0 3.6 5.8 10.5 13.3 17.8 7.6

23-01 LST 18.1 13.7 6.0 3.6 1.3 2.8 2.5 5.1 6.6 11.9 13.5 19.6 8.7

02-04 LST 18.7 13.7 7.6 4.8 2.5 4.1 3.8 6.8 9.6 13.7 14.5 20.6 10.0

05-07 LST 20.7 13.9 10.6 6.0 3.1 4.9 7.0 8.7 12.4 14.9 16.7 21.8 11.7

08-10 LST 20.8 13.0 12.0 7.2 3.0 4.8 9.5 11.4 13.3 13.1 17.4 20.1 12.1

11-13 LST 19.4 11.3 6.5 5.9 2.3 2.6 4.7 7.1 8.3 10.7 16.4 18.6 9.5

All Hours 18.6 12.3 7.0 4.5 2.1 3.0 4.3 6.3 8.3 11.5 14.5 19.5 9.3

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 3000.00 FT / 3.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 21.6 15.1 10.5 5.6 3.7 5.7 7.3 7.8 8.9 14.4 14.9 23.4 11.6

17-19 LST 22.0 16.2 8.4 3.7 2.3 4.5 5.2 5.9 7.8 12.4 17.1 23.8 10.8

20-22 LST 21.6 17.4 8.3 4.3 2.2 4.8 5.6 6.8 8.5 14.6 17.4 23.6 11.2

23-01 LST 23.0 19.5 10.3 6.8 3.0 7.3 7.0 10.1 11.2 17.7 19.7 26.0 13.4

02-04 LST 24.4 18.1 12.4 7.3 4.5 9.3 9.8 12.7 14.0 19.7 20.4 25.9 14.9

05-07 LST 26.3 19.3 14.5 9.1 6.2 13.0 14.3 16.0 16.5 20.0 20.5 28.0 17.0

08-10 LST 24.9 19.5 15.3 10.4 5.7 13.0 18.5 18.1 18.1 18.2 21.6 25.3 17.4

11-13 LST 24.0 16.3 11.0 8.1 5.5 12.5 14.3 13.9 12.9 15.3 19.4 23.2 14.7

All Hours 23.5 17.7 11.3 6.9 4.1 8.8 10.2 11.4 12.2 16.5 18.9 24.9 13.9

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

OPR: 14 WS/WXED

DSN: 673-9004

Comm: 828-271-4291 Last Updated: 2015/11/30 Version: 2.6.1.1

Page 3 of 3Operational Climatic Data Summary (OCDS-II)

10/25/2016https://climate.af.mil/OCDS-II/load.htm?locationID=ICAO_PAED&reportType=html

FA5000-17-R-0007 JBER MACC

pe ra tu re

F

-70 -60 -50 -40 -30 -20 -10

J F M A M J J A S O N D

Monthly Temperature

Max Mean Max Mean Min Min

D ay s

J F M A M J J A S O N D

Temperature Days

Days >= 90F Days <= 32F Days <= 0F

P re ci pi ta ti on

In

J F M A M J J A S O N D

Precipitation

Max Mean Minimum 24Hr Max

Sn ow fa ll

In

J F M A M J J A S O N D

Snowfall

Max Mean 24Hr Max

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

s

J F M A M J J A S O N D

Weather Events

TSTM Prcp Snow Fog Dust

M ea n W in d

Sp ee d (k ts

J F M A M J J A S O N D

P ea k W in d

Sp ee d (k ts

S N

N

W W

W W W

S S

S S

Wind Speeds

Mean Speed All Prevail Dir/Spd Peak Speed

CigVis Occurrence at or below 3000ft/3mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

CigVis Occurrence at or below 1000ft/2mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Snow/Ice Pellets Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Rain/Drizzle Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Wind Speed > 25 Kts Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -64

Avg -14

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 4.0

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 36.0

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 6.9 Snow 15 Fz Rain 0.7 Dust 0.2 Thunder 0.0 Fog 14 >= 90F 0.0 <= 32F 31 Max Mean RH 94% Min Mean RH 77%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK January

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -60

Avg -7

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 2.5

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 34.2

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 4.5 Snow 12 Fz Rain 0.3 Dust 0.1 Thunder 0.0 Fog 8.9 >= 90F 0.0 <= 32F 28 Max Mean RH 93% Min Mean RH 70%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK February

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -50

Avg -2

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 2.7

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 30.9

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 4.1 Snow 9.4 Fz Rain 0.1 Dust 0.0 Thunder 0.0 Fog 4.5 >= 90F 0.0 <= 32F 31 Max Mean RH 86% Min Mean RH 44%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK March

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -26

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 4.4

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 38.0

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 3.3 Snow 5.6 Fz Rain 0.1 Dust 0.0 Thunder 0.0 Fog 3.7 >= 90F 0.0 <= 32F 27 Max Mean RH 83% Min Mean RH 34%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK April

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

-40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -1

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 2.3

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 17.4

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 12 Snow 2.1 Fz Rain 0.0 Dust 0.0 Thunder 0.9 Fog 2.2 >= 90F 0.0 <= 32F 9.0 Max Mean RH 78% Min Mean RH 28%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK May

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 4.9

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 17 Snow 0.1 Fz Rain 0.0 Dust 0.0 Thunder 4.0 Fog 3.3 >= 90F 0.1 <= 32F 0.1 Max Mean RH 84% Min Mean RH 34%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK June

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 6.9

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 18 Snow 0.0 Fz Rain 0.0 Dust 0.1 Thunder 2.8 Fog 5.6 >= 90F 0.0 <= 32F 0.0 Max Mean RH 89% Min Mean RH 42%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK July

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 7.5

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 16 Snow 0.1 Fz Rain 0.1 Dust 0.1 Thunder 0.5 Fog 9.6 >= 90F 0.1 <= 32F 1.0 Max Mean RH 93% Min Mean RH 46%

06 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK August

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

-40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 3.7

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 35.2

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 13 Snow 2.5 Fz Rain 0.0 Dust 0.0 Thunder 0.1 Fog 9.3 >= 90F 0.0 <= 32F 12 Max Mean RH 93% Min Mean RH 47%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK September

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -35

Avg

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 3.6

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 39.6

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 7.8 Snow 13 Fz Rain 0.7 Dust 0.0 Thunder 0.0 Fog 13 >= 90F 0.0 <= 32F 28 Max Mean RH 93% Min Mean RH 65%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK October

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -45

Avg -3

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 2.7

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 48.9

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 7.0 Snow 16 Fz Rain 1.2 Dust 0.0 Thunder 0.0 Fog 12 >= 90F 0.0 <= 32F 30 Max Mean RH 92% Min Mean RH 78%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK November

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-60- -50- -40- -30- -20- -10-

0- 10- 20- 30- 40- 50- 60- 70- 80- 90-

100- High

Max

Avg

Mean Temperature (F)

--60 --50 --40 --30 --20 --10 -0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100

Low

Min -61

Avg -11

Mean Temperature (F)

1-

2-

3-

4-

5-

6-

7-

8-

9- Liquid

Max 3.1

Mean Precipitation (inches)

-6

-12

-18

-24

-30

-36

-42

-48

-54 Snowfall

Max 52.4

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 7.4 Snow 16 Fz Rain 0.7 Dust 0.1 Thunder 0.0 Fog 14 >= 90F 0.0 <= 32F 31 Max Mean RH 93% Min Mean RH 79%

04 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

EIELSON AFB

ICAO PAEI

AK December

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: EIELSON AFB, AK Station ID: ICAO PAEI Lat=64.666 Lon=-147.102 Elev=548 Ft Means POR=2000-2014 Extremes POR=1944-2016

FA5000-17-R-0007 JBER MACC

ICAO_PAEI

STATION NAME

FAIRBANKS/EIELSON A, AK

PERIOD OF RECORD

Mean: 2000/01/01 - 2014/12/31 Extreme: 1944/11/11 - 2016/06/30

UTC TO LST

-9

LOCATION(DEGREES)

N 64.665 W 147.101

ELEVATION(FEET)

PREPARED BY

557WW /14WS

YEAR(S)

Period of Record (see detailed POR >>>)

DETAILED POR

1944-1970, 1973-2015

L I M I T E D AS S E S S M E N T - S H O R T P E R I O D S O F R E C O R D A N D O R L I M I T E D H O U R S O F O P E R A T I O N S R E S U L T I N I N S U F F I C I E N T D A T A T O A C C U R A T E L Y R E F L E C T T R U E C L I M A T O L O G I C A L C O N D I T I O N S

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TEMPERATURE

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Temperature Extreme Maximum (°F) 54 50 55 75 92 93 92 91 82 75 50 48 93 Temperature Mean Maximum (°F) 1 14 24 44 61 71 72 67 56 35 11 4 38 Temperature Mean (°F) -12 0 10 32 50 60 61 55 44 24 4 -7 24 Temperature Mean Minimum (°F) -14 -7 -2 21 38 50 52 46 35 19 -3 -11 19 Temperature Extreme Minimum (°F) -64 -60 -50 -26 -1 31 34 25 3 -35 -45 -61 -64 Temperature Maximum Range (°F) 56 59 54 47 43 40 38 40 40 40 47 63 63 Days With Temperature >= 90°F 0 0 0 0 0 0 0 0 0 0 0 0 0 Days With Temperature <= 32°F 31 28 31 27 9 0 0 1 12 28 30 31 229 Days With Temperature <= 0°F 24 20 18 3 0 0 0 0 0 3 19 24 110

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

PRECIPITATION

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Precipitation Period Maximum (In) 4.0 2.5 2.7 4.4 2.3 4.9 6.9 7.5 3.7 3.6 2.7 3.1 24.7 Precipitation Period Mean (In) 0.6 0.5 0.4 0.4 0.7 1.8 2.5 2.3 1.3 0.9 0.7 0.6 12.9 Precipitation Period Minimum (In) 0.0 0.0 0.0 0.0 0.0 0.2 0.4 0.0 0.0 0.0 0.0 0.0 5.8 Precipitation Period Daily Maximum (In) 1.2 1.0 0.8 0.8 1.0 1.5 2.2 3.4 1.3 1.2 0.7 1.0 3.4 Snowfall Period Maximum (In) 36.0 34.2 30.9 38.0 17.4 0.0 0.0 0.0 35.2 39.6 48.9 52.4 189.9 Snowfall Period Mean (In) 10.3 8.0 6.9 4.1 0.9 0.0 0.0 0.0 1.9 10.7 12.6 11.3 67.9 Snowfall Period Daily Maximum (In) 12.7 15.0 18.0 13.9 8.4 0.0 0.0 0.0 13.8 11.8 9.3 12.9 18.0 Days with liquid >= Trace 6 5 4 4 8 6 6 4 4 7 6 6 67 Days with liquid >= 0.01" 7 4 4 3 6 11 13 12 9 8 7 7 91 Days with liquid >= 0.5" # # # 0 0 1 1 2 0 # 0 0 5 Days with snow >= Trace 8 6 5 4 2 0 0 # 2 7 7 8 50 Days with snow >= 0.05" 8 7 6 4 1 0 0 0 2 10 10 10 58 Days with snow >= 1.5" 2 2 2 1 # 0 0 0 # 2 3 2 15

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

WIND

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Prevailing Wind Direction $S $N $N $W $W $W $W $W $S $S $S $S $S Wind Speed Mean for Prevailing Wind Direction (kts) 3.9 4.1 5.6 7.0 6.8 6.4 6.2 6.2 4.3 4.1 3.9 3.7 4.5 Wind Speed Mean for All Wind Directions (kts) 1.7 2.3 3.7 4.3 4.9 4.3 4.1 3.3 3.3 2.5 1.9 1.7 3.1 Wind Speed Maximum (kts) 32.8 32.1 28.0 29.9 28.0 30.9 29.9 26.0 28.9 32.1 31.1 28.9 32.8 Gust Speed Maximum (kts) 65.1 48.0 42.0 35.9 46.0 42.9 49.9 41.0 46.0 60.0 45.1 64.1 65.1

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF WIND > 25 KTS

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 0.6 1.3 1.1 0.1 1.2 0.8 0.4 0.5 0.5 0.2 0.2 0.6 0.6

17-19 LST 0.2 2.0 0.5 0.1 0.9 0.6 0.5 0.0 0.1 0.3 0.2 0.3 0.5

20-22 LST 0.2 1.1 0.1 0.1 0.1 0.1 0.1 0.0 0.1 0.2 0.1 0.4 0.2

23-01 LST 0.1 1.1 0.5 0.0 0.1 0.0 0.0 0.0 0.0 0.2 0.0 0.6 0.3

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FA5000-17-R-0007 JBER MACC

02-04 LST 0.1 0.7 0.5 0.1 0.0 0.0 0.0 0.0 0.0 0.3 0.2 0.3 0.2

05-07 LST 0.1 0.7 0.2 0.1 0.0 0.0 0.1 0.0 0.1 0.5 0.2 0.4 0.2

08-10 LST 0.3 1.0 0.1 0.4 0.3 0.0 0.0 0.1 0.5 0.7 0.2 1.0 0.4

11-13 LST 0.2 0.4 0.2 0.1 0.6 0.4 0.0 0.1 0.4 0.7 0.2 0.3 0.3

All Hours 0.2 1.0 0.4 0.1 0.5 0.3 0.1 0.1 0.2 0.4 0.2 0.5 0.3

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 100.00 FT / 0.25 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 0.6 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2 0.5 0.1

17-19 LST 0.2 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3 0.0 0.2 0.1

20-22 LST 0.6 0.1 0.1 0.2 0.0 0.0 0.0 0.0 0.2 0.6 0.0 0.2 0.2

23-01 LST 0.3 0.1 0.0 0.0 0.0 0.1 0.0 0.0 0.1 0.0 0.0 0.0 0.1

02-04 LST 0.5 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.1 0.1 0.5 0.1 0.1

05-07 LST 0.0 0.1 0.0 0.2 0.3 0.0 0.2 0.8 0.9 0.3 0.1 0.1 0.3

08-10 LST 0.6 0.4 0.0 0.0 0.0 0.0 0.2 0.2 0.8 0.9 0.5 0.0 0.3

11-13 LST 0.8 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 0.2 0.2 0.2

All Hours 0.4 0.2 0.0 0.1 0.0 0.0 0.0 0.1 0.3 0.4 0.2 0.2 0.2

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 200.00 FT / 0.50 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 2.3 0.7 0.1 0.0 0.0 0.0 0.1 0.5 0.1 0.1 0.5 1.1 0.5

17-19 LST 1.7 1.1 0.1 0.0 0.0 0.0 0.2 0.8 0.1 0.5 0.2 0.7 0.5

20-22 LST 1.9 1.3 0.4 0.2 0.0 0.0 0.3 1.0 0.2 1.2 0.0 0.5 0.6

23-01 LST 3.2 3.3 1.5 0.0 0.0 0.1 0.7 0.1 1.2 0.9 0.0 1.5 1.1

02-04 LST 6.4 5.0 2.7 0.1 0.3 0.0 0.5 0.5 1.5 2.0 0.8 2.1 1.8

05-07 LST 4.3 3.7 0.9 0.4 0.4 0.1 0.9 2.4 3.2 1.5 0.6 1.7 1.6

08-10 LST 2.8 2.4 0.0 0.0 0.1 0.0 0.2 1.0 2.2 2.6 0.7 0.5 1.0

11-13 LST 4.1 1.1 0.0 0.1 0.1 0.0 0.0 0.3 0.4 1.1 0.5 0.8 0.7

All Hours 3.3 2.3 0.7 0.1 0.1 0.0 0.4 0.8 1.1 1.2 0.4 1.1 1.0

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 300.00 FT / 1.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 4.7 1.8 0.4 0.3 0.1 0.0 0.5 2.2 0.2 1.5 2.6 3.6 1.5

17-19 LST 4.4 2.2 0.3 0.3 0.0 0.0 0.6 2.0 0.2 1.8 2.4 2.6 1.4

20-22 LST 4.5 1.9 0.4 0.5 0.0 0.2 0.5 3.0 0.5 2.9 2.4 2.4 1.6

23-01 LST 7.1 4.7 2.4 0.4 0.1 0.5 0.7 1.2 2.2 3.7 2.9 4.8 2.7

02-04 LST 11.1 8.2 3.2 0.6 0.4 0.5 1.5 2.3 4.1 6.0 5.0 5.1 3.9

05-07 LST 10.1 6.5 1.5 1.2 0.5 0.7 1.7 6.1 5.6 7.5 4.0 5.2 4.1

08-10 LST 6.8 5.8 0.5 0.6 0.2 0.2 1.1 3.6 4.5 6.8 2.9 2.6 3.0

11-13 LST 8.7 3.1 0.5 0.5 0.1 0.1 0.5 2.0 0.8 2.2 2.1 3.6 2.0

All Hours 7.2 4.3 1.1 0.5 0.2 0.3 0.9 2.8 2.3 4.0 3.0 3.7 2.5

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 500.00 FT / 1.50 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 8.0 3.0 0.4 0.4 0.2 0.5 0.9 4.1 0.9 3.1 5.7 6.3 2.8

17-19 LST 7.6 3.5 0.6 0.7 0.0 0.5 0.6 4.0 0.6 3.3 5.0 5.1 2.6

20-22 LST 7.6 2.6 0.8 1.3 0.1 0.5 0.8 4.5 1.1 5.6 5.3 5.3 2.9

23-01 LST 12.1 7.5 3.4 1.2 0.4 0.8 0.8 2.6 3.1 6.9 6.7 9.6 4.8

02-04 LST 19.0 11.5 5.4 1.1 0.9 2.1 2.1 5.0 6.2 12.2 10.3 11.3 7.2

05-07 LST 15.8 10.9 2.5 2.0 0.7 2.5 3.5 10.6 8.9 13.7 7.7 9.5 7.2

08-10 LST 11.4 8.1 1.4 0.8 0.6 0.8 1.8 8.3 7.4 13.0 6.8 5.7 5.5

11-13 LST 11.3 5.2 1.0 0.6 0.2 0.8 0.9 4.3 2.7 6.7 6.0 6.8 3.9

All Hours 11.6 6.5 1.9 1.0 0.4 1.1 1.4 5.4 3.9 8.1 6.7 7.4 4.6

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 800.00 FT / 2.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Page 2 of 3Operational Climatic Data Summary (OCDS-II)

10/25/2016https://climate.af.mil/OCDS-II/load.htm?locationID=ICAO_PAEI&reportType=html

FA5000-17-R-0007 JBER MACC

14-16 LST 11.0 4.5 1.0 0.8 0.6 1.3 1.5 6.5 2.8 8.5 8.8 8.4 4.6

17-19 LST 9.9 4.7 0.8 1.1 0.4 1.2 1.6 5.7 1.9 7.4 7.5 7.2 4.1

20-22 LST 9.7 3.9 1.2 1.7 0.4 1.1 1.3 6.9 2.8 10.1 7.3 8.2 4.5

23-01 LST 15.9 9.5 4.4 2.9 0.4 1.9 2.1 4.6 4.9 12.9 10.0 14.1 7.3

02-04 LST 21.6 15.1 6.8 2.1 0.9 3.9 4.0 7.5 10.0 17.2 12.9 16.0 9.8

05-07 LST 18.2 13.5 3.6 3.9 1.4 4.9 6.1 16.3 13.2 19.0 10.8 13.3 10.2

08-10 LST 13.8 10.2 2.4 2.2 1.4 3.3 6.0 14.3 12.6 17.5 9.3 7.7 8.4

11-13 LST 14.6 6.6 1.3 0.9 1.1 1.8 2.2 8.4 6.0 13.6 9.3 9.7 6.3

All Hours 14.3 8.5 2.7 1.9 0.8 2.4 3.1 8.8 6.8 13.3 9.5 10.6 6.9

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 1000.00 FT / 2.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 11.5 4.8 1.0 0.9 1.0 1.4 2.1 6.9 3.6 11.2 9.4 8.8 5.2

17-19 LST 10.5 5.3 0.8 1.2 0.7 1.3 2.2 6.1 2.3 8.3 8.1 7.9 4.5

20-22 LST 9.9 4.3 1.2 1.9 0.8 1.2 1.8 7.3 2.9 11.8 7.8 8.9 5.0

23-01 LST 16.6 9.9 4.8 3.1 0.5 2.1 2.9 5.7 5.9 16.0 11.5 15.0 8.1

02-04 LST 22.2 15.5 7.7 3.1 0.9 4.5 6.3 8.0 10.8 19.3 14.0 17.8 10.8

05-07 LST 19.1 14.0 3.9 5.0 1.5 5.5 7.7 17.6 14.1 20.5 12.2 14.1 11.2

08-10 LST 14.4 10.9 2.8 2.8 1.7 4.1 7.3 16.0 14.3 19.4 9.5 8.3 9.3

11-13 LST 14.9 7.5 1.4 1.3 1.4 2.5 3.4 9.4 7.6 16.0 9.9 10.0 7.1

All Hours 14.9 9.0 2.9 2.4 1.1 2.8 4.2 9.6 7.7 15.3 10.3 11.3 7.6

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 1500.00 FT / 3.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 16.4 7.7 2.6 2.0 1.8 2.5 3.8 10.6 6.7 16.6 13.8 12.4 8.1

17-19 LST 15.8 7.5 3.1 2.2 1.1 1.7 3.2 9.4 3.9 13.9 13.2 10.8 7.1

20-22 LST 14.8 6.7 4.0 2.9 1.0 1.5 3.2 9.2 4.3 18.2 12.9 13.3 7.7

23-01 LST 21.1 12.3 6.7 4.7 1.0 2.7 4.4 7.9 6.9 19.5 15.4 18.2 10.5

02-04 LST 25.2 18.0 9.4 5.1 1.0 6.7 10.0 11.7 12.6 24.9 18.3 21.8 13.7

05-07 LST 23.2 17.8 7.0 8.0 3.0 7.6 12.1 23.4 16.1 25.8 16.1 19.2 14.8

08-10 LST 18.1 13.9 5.9 7.2 3.9 6.7 11.9 23.0 17.2 25.3 14.3 12.7 13.4

11-13 LST 17.9 10.6 3.9 3.4 2.9 4.0 6.7 14.8 12.8 20.8 14.5 14.1 10.5

All Hours 19.1 11.8 5.3 4.4 2.0 4.2 6.9 13.7 10.1 20.6 14.8 15.3 10.7

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

% FREQUENCY OF CEILING & VISIBILITY < 3000.00 FT / 3.00 MI

HOURS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

14-16 LST 20.6 12.6 6.1 5.3 4.6 5.1 9.5 16.0 11.3 25.8 20.8 17.9 13.0

17-19 LST 20.6 11.5 5.3 4.5 3.3 3.3 6.1 14.4 8.0 21.5 20.0 16.2 11.2

20-22 LST 20.0 11.4 6.7 4.3 2.6 3.3 5.5 12.0 8.1 25.1 19.6 19.1 11.5

23-01 LST 26.3 17.1 11.0 6.5 2.8 4.9 7.3 12.0 9.9 27.8 22.7 22.8 14.8

02-04 LST 32.6 23.6 15.1 7.1 3.2 9.9 13.6 16.0 15.3 30.6 24.7 27.4 18.2

05-07 LST 29.9 23.2 11.4 10.7 5.5 10.4 16.9 27.5 18.1 33.1 23.7 27.6 19.6

08-10 LST 23.9 19.1 8.9 10.5 7.9 10.7 20.0 27.2 20.4 32.8 21.3 20.5 18.6

11-13 LST 22.2 15.4 7.1 8.1 5.7 7.0 15.1 23.4 16.9 28.7 21.4 21.0 16.0

All Hours 24.5 16.7 8.9 7.1 4.4 6.8 11.7 18.6 13.5 28.2 21.8 21.6 15.4

* = No Data T = Trace # = Occurrences rounded to 0 Go to the top of the page

OPR: 14 WS/WXED

DSN: 673-9004

Comm: 828-271-4291 Last Updated: 2015/11/30 Version: 2.6.1.1

Page 3 of 3Operational Climatic Data Summary (OCDS-II)

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FA5000-17-R-0007 JBER MACC

pe ra tu re

F

-10

J F M A M J J A S O N D

Monthly Temperature

Max Mean Max Mean Min Min

D ay s

J F M A M J J A S O N D

Temperature Days

Days >= 90F Days <= 32F Days <= 0F

P re ci pi ta ti on

In

J F M A M J J A S O N D

Precipitation

Max Mean Minimum 24Hr Max

Sn ow fa ll

In

J F M A M J J A S O N D

Snowfall

Max Mean 24Hr Max

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

s

J F M A M J J A S O N D

Weather Events

TSTM Prcp Snow Fog Dust

M ea n W in d

Sp ee d (k ts

J F M A M J J A S O N D

P ea k W in d

Sp ee d (k ts

E E

E

ESE

E

E

E E

E E

E E

Wind Speeds

Mean Speed All Prevail Dir/Spd Peak Speed

CigVis Occurrence at or below 3000ft/3mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

CigVis Occurrence at or below 1000ft/2mi

J F M A M J J A S O N D J

H ou r (U

T C

0-5% 5-10% 10-20% 20-30% 30-40% 40-50% >50%

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Snow/Ice Pellets Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Rain/Drizzle Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Wind Speed > 25 Kts Occurrence

J F M A M J J A S O N D J

H ou r (U

T C

0-0.1% 0.1-3% 3-7.5% 7.5-10% 10-15% 15-20% >20%

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -9

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 9.1

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 75.2

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 19 Snow 15 Fz Rain 1.2 Dust 0.0 Thunder 0.1 Fog 24 >= 90F 0.0 <= 32F 22 Max Mean RH 94% Min Mean RH 73%

10 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK January

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -9

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 8.5

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall Max 86.3

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 17 Snow 13 Fz Rain 0.4 Dust 0.0 Thunder 0.0 Fog 17 >= 90F 0.0 <= 32F 21 Max Mean RH 94% Min Mean RH 65%

09 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK February

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -9

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 6.4

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 62.7

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 18 Snow 15 Fz Rain 0.2 Dust 0.0 Thunder 0.1 Fog 17 >= 90F 0.0 <= 32F 25 Max Mean RH 91% Min Mean RH 55%

10 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK March

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 7.5

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 46.3

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 20 Snow 4.9 Fz Rain 0.0 Dust 0.0 Thunder 0.0 Fog 13 >= 90F 0.0 <= 32F 13 Max Mean RH 94% Min Mean RH 53%

13 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK April

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 9.2

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 1.2

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 18 Snow 0.4 Fz Rain 0.0 Dust 0.0 Thunder 0.0 Fog 10 >= 90F 0.0 <= 32F 2.0 Max Mean RH 93% Min Mean RH 49%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK May

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 6.0

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 0.1Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 21 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.3 Fog 11 >= 90F 0.0 <= 32F 0.0 Max Mean RH 94% Min Mean RH 54%

07 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK June

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 10.4

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 21 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.1 Fog 17 >= 90F 0.0 <= 32F 0.0 Max Mean RH 96% Min Mean RH 63%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK July

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 12.3

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 0.0Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 22 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.0 Fog 19 >= 90F 0.0 <= 32F 0.0 Max Mean RH 97% Min Mean RH 68%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK August

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 15.1

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 0.1Mean Precipitation

(inches)

Statistics (days) Prevailing Wind Rain 24 Snow 0.0 Fz Rain 0.0 Dust 0.0 Thunder 0.1 Fog 22 >= 90F 0.0 <= 32F 1.0 Max Mean RH 98% Min Mean RH 70%

08 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK September

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 15.3

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 15.6

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 26 Snow 1.2 Fz Rain 0.0 Dust 0.0 Thunder 0.0 Fog 22 >= 90F 0.0 <= 32F 6.0 Max Mean RH 96% Min Mean RH 72%

09 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK October

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -4

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 11.2

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 69.8

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 20 Snow 13 Fz Rain 0.3 Dust 0.0 Thunder 0.0 Fog 21 >= 90F 0.0 <= 32F 19 Max Mean RH 95% Min Mean RH 71%

09 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK November

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

-10-

0-

10-

20-

30-

40-

50-

60-

70-

80-

90- High

Max

Avg

Mean Temperature (F)

--10

-0

-10

-20

-30

-40

-50

-60

-70

-80

-90 Low

Min -9

Avg

Mean Temperature (F)

2-

4-

6-

8-

10-

12-

14-

16-

Liquid

Max 13.6

Mean Precipitation (inches)

-9

-18

-27

-36

-45

-54

-63

-72

-81

Snowfall

Max 54.8

Mean Precipitation (inches)

Statistics (days) Prevailing Wind Rain 21 Snow 17 Fz Rain 0.5 Dust 0.0 Thunder 0.0 Fog 23 >= 90F 0.0 <= 32F 23 Max Mean RH 96% Min Mean RH 74%

09 Knots

S

N

W E

14th Weather Squadron 557 Weather Wing

DSN: 673-9004

JUNEAU INTL

ICAO PAJN

AK December

Ceiling/Visibility Stats (Percent Chance of Occurrence)

(Feet/Nautical Miles)

Station Name: JUNEAU INTL, AK Station ID: ICAO PAJN Lat=58.355 Lon=-134.576 Elev=21 Ft Means POR=2006-2015 Extremes POR=1973-2016

FA5000-17-R-0007 JBER MACC

ICAO_PAJN

STATION NAME

JUNEAU, AK

PERIOD OF RECORD

Mean: 2006/01/01 - 2015/12/31 Extreme: 1973/01/01 - 2016/06/30

UTC TO LST

-9

LOCATION(DEGREES)

N 58.354 W 134.576

ELEVATION(FEET)

PREPARED BY

557WW /14WS

YEAR(S)

Period of Record (see detailed POR >>>)

DETAILED POR

1973-2015

A U T H O R I T A T I V E C L I M A T E S U M M A R Y - D A T A Q U A L I T Y A N D Q U A N T I T Y S U F F I C I E N T T O P R O D U C E A C C U R A T E C L I M A T O L O G I C A L V A L U E S

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TEMPERATURE

PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN

Temperature Extreme Maximum (°F) 55 57 61 73 79 85 87 84 72 65 55 54 87 Temperature Mean Maximum (°F) 34 35 38 47 58 62 64 62 56 47 36 33 48 Temperature Mean (°F) 30 30 32 39 49 54 56 55 50 42 32 29 41 Temperature Mean Minimum (°F) 27 26 27 34 42 48 51 51 46 39 29 25 37 Temperature Extreme Minimum (°F) -9 -9 -9 16 27 34 37 35 25 12 -4 -9 -9 Temperature Maximum Range (°F) 36 31 36 38 40 36 38 36 34 29 27 32 40 Days With Temperature >= 90°F 0 0 0 0 0 0…

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