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 Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Light Rain Fog/Mist

66°F

19°C

Humidity 96%
Wind Speed NE 7 mph
Barometer 29.96 in (1014.1 mb)
Dewpoint 65°F (18°C)
Visibility 6.00 mi
Last update 20 Sep 12:53 pm CDT
Extended Forecast for

Riverside ILSimilar City Names

  • This Afternoon

    This Afternoon: Showers. High near 67. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 1am and 4am. Cloudy, with a low around 59. East northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly between 7am and 9am. Cloudy, with a high near 65. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 56. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers. High near 67. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 30 percent chance of showers, mainly between 1am and 4am. Cloudy, with a low around 59. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers, mainly between 7am and 9am. Cloudy, with a high near 65. 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 56. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverside ILSimilar City Names
 41.84°N 87.82°W
Last Update:
11:41 am CDT Sep 20, 2026
Forecast Valid:
1pm CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation