NOAA

National Weather Service Weather Forecast Office

Chicago, IL

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Aviation weather forecasting by the National Weather Service is in support of aircraft operations at national and international airports as well as en-route forecasts of wind and weather. The Chicago National Weather Service Forecast Office provides forecasts for:

• Chicago O'Hare International Airport
• Chicago Midway International Airport
• DuPage County Airport
• Chicago/Rockford International Airport
• Gary/Chicago International Airport

• Central Weather Service Unit ZAU 
• Weather Portals:

 The Aviation Weather Portals are a one stop shop for local aviation weather information. Information included on the airport specific pages are CCFP, TAF's, regional radar imagery, Thunderstorm Decision Aids, satellite imagery as well as current surface analysis.

• ORD
• MDW
• DPA
• RFD
• GYY
• Plotted / Decoded (via AWC)
• Aviation Forecast Discussion (For the full Technical Public Forecast Discussion...Click Here)
• Local Aviation Climatology

 

 AIRMET Graphics

• IFR / Mountain Obscuration
• Turbulence
• Icing

 SIGMET Graphics

• International
• Radar Imagery with Thunderstorm Tops and Convective SIGMETS

 Narrative

• AIRMETS / SIGMETS
• Defined

 

• From the Lincoln, IL (ILX) Sounding
• From the Davenport, IA (DVN) Sounding

 

• Winds Aloft Forecast
• High Level Significant Weather Forecasts
• Aviation Weather Center Testbed Activities
• Current Icing Potential

 

• FAA Aviation Weather Research Program (PDF)
• Aviation Digital Data Service (ADDS)
• Real Time Collaborative Convective Forecast Product (CCFP)

• SkySpotter Program  
• Aviation Newsletter "The Front" (PDF)