National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Overcast

65°F

18°C

Humidity 93%
Wind Speed NE 14 G 24 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Sep 8:51 am CDT
Extended Forecast for

Norridge IL

Flood Watch September 20, 09:11am until September 20, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 20, 09:11am until September 20, 01:00pm

    NOW until 1:00pm Sun

    Flood Watch

  • Today

    High: 68 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers before 7pm, then a chance of showers after 2am. Cloudy, with a low around 58. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 9am. Cloudy, with a high near 64. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 55. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm before 4pm, then a chance of showers. Patchy fog before 10am. High near 68. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A slight chance of showers before 7pm, then a chance of showers after 2am. Cloudy, with a low around 58. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers, mainly before 9am. Cloudy, with a high near 64. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 55. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 62. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Norridge IL
 41.97°N 87.82°W
Last Update:
8:16 am CDT Sep 20, 2026
Forecast Valid:
9am CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation