National Weather Service United States Department of Commerce

Fresh Snow and Temperature Outlook Ahead of Christmas Day

If you are looking for fresh snow by Christmas morning or are curious about potential travel disruptions, the best chances for at least 1" of new snowfall early this week exist across the mountainous West, Great Lakes, and Northeast. Otherwise, temperatures this last full week of December will average above normal for much of the lower 48 states. Read More >

Chicago, IL

Weather Forecast Office

National Weather Service Chicago Decision Support Briefing - Forecast

Weather.gov > Chicago, IL > National Weather Service Chicago Decision Support Briefing - Forecast
Aurora Hourly Weather Forecast Graph for the next 48 Hours
Chicago Downtown Hourly Weather Forecast Graph for the next 48 Hours
Chicago Midway Airport Hourly Weather Forecast Graph for the next 48 Hours
Chicago O'Hare Airport Hourly Weather Forecast Graph for the next 48 Hours
Dixon Hourly Weather Forecast Graph for the next 48 Hours
Joliet Hourly Weather Forecast Graph for the next 48 Hours
Kankakee Hourly Weather Forecast Graph for the next 48 Hours
Pontiac Hourly Weather Forecast Graph for the next 48 Hours
Rensselaer Hourly Weather Forecast Graph for the next 48 Hours
Rockford Hourly Weather Forecast Graph for the next 48 Hours
Valparaiso Hourly Weather Forecast Graph for the next 48 Hours
Waukegan Hourly Weather Forecast Graph for the next 48 Hours
 
   
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Choose a forecast product type (temperature, wind, cloud cover, etc) and desired time from the menu/slider bars at the top of the map. The map will update automatically. Use your mouse to zoom into/pan around on the map.

 

 

 

 

Hourly Weather Forecast Charts

Aurora Hourly Weather Forecast Graph Aurora (More Detail) Chicago Downtown Hourly Weather Forecast Graph Chicago Downtown (More Detail) Chicago Midway Hourly Weather Forecast Graph Chicago Midway Airport (More Detail)
Chicago O'Hare Hourly Weather Forecast Graph Chicago O'Hare Airport (More Detail) Dixon Hourly Weather Forecast Graph Dixon (More Detail) Joliet Hourly Weather Forecast Graph Joliet (More Detail)
Kankakee Hourly Weather Forecast Graph Kankakee (More Detail) Pontiac Hourly Weather Forecast Graph Pontiac (More Detail) Rensselaer Hourly Weather Forecast Graph Rensselaer (More Detail)
Rockford Hourly Weather Forecast Graph Rockford (More Detail) Valparaiso Hourly Weather Forecast Graph Valparaiso (More Detail) Waukegan Hourly Weather Forecast Graph Waukegan (More Detail)

Medium and Long Range Outlooks

8-14 Day Temperature Outlook (CPC)
 		 8-14 Day Precipitation Outlook (CPC)
 
One Month Temperature Outlook (CPC)
 		 One Month Precipitation Outlook (CPC)
 

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