National Airspace Data Interchange (NADIN) - Automated Weather Observation System (AWOS) Maintenance

The Illinois Department of Transportation is seeking a vendor to provide comprehensive weather data uplink services and maintenance for the National Airspace Data Interchange Network (NADIN) Automated Weather Observation System (AWOS) III P/T sites. The procurement covers 38 non-federally operated AWOS sites across Illinois, with potential expansion to 41 sites. The selected vendor will be responsible for transmitting weather data to the NADIN network and ensuring all systems comply with Federal Aviation Administration (FAA) maintenance requirements. Key deliverables include continuous weather data uplink services, system maintenance, and adherence to strict FAA compliance standards. Evaluation criteria will likely focus on vendor technical capabilities, experience with similar aviation weather systems, and demonstrated ability to maintain system uptime and performance. The invitation for bid (IFB) was posted on November 14, 2025, with proposals due by December 1, 2025. Vendors must submit comprehensive documentation demonstrating their technical expertise, resources, and capacity to manage these critical aviation weather observation systems.

While specific set-aside designations are not explicitly detailed in the available documents, the procurement appears to be open to qualified vendors who can meet the technical and operational requirements. The vendor disclosure forms suggest a comprehensive vetting process that examines vendor ownership structure, business information, and organizational capabilities. No incumbent vendor information is clearly identified in the provided documentation. The contract will be funded through the Illinois Department of Transportation budget, though specific award values or budget ranges are not explicitly stated. Potential bidders will need to submit detailed vendor disclosure forms, including information about their business structure, technical qualifications, and ability to provide ongoing maintenance and data uplink services. The contract appears designed to ensure continuous, reliable weather data collection and transmission for Illinois airports, with potential multi-year implementation and renewal options.