National Weather Service United States Department of Commerce

Heavy Rain and Snowmelt Threatens Flooding in Southeast and Mid-Atlantic; Strong Cold Front Presses Across the Northwest

A southern storm system will bring heavy to excessive rain from the Southeast to the Mid-Atlantic through Saturday with a secondary heavy rain threat area from the Lower Mississippi Valley into the Ohio Valley. Out West, a strong cold front will continue rain, mountain snow and gusty winds into Saturday morning. Another front will bring more unsettled weather to the region by Sunday. Read More >

Aviation Servces

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

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ORD Aviation Portal MDW Aviation Weather Portal RFD Aviation Weather Portal DPA Aviation Weather Portal GYY Aviation Weather Portal


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.




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