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

Flash Flood Threats in the Northeast and Southeast; Excessive Heat in the Southwest

Heavy rain will lead to isolated flash flooding threats along coastal New England, and Florida today. Excessive heat will continue to impact the Southwest. Dry, gusty winds, and possible dry lightning will contribute to a critical fire weather threat today across the Interior Northwest. Scattered storms, some severe, are expected Saturday from the northern Plains toward the upper MS Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Partly Cloudy

85°F

29°C

Humidity 32%
Wind Speed S 14 G 26 mph
Barometer 30.04 in (1016.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 5 Aug 3:53 pm CDT
Extended Forecast for

Chicago IL

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 70. South southwest wind 10 to 15 mph.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    Low: 70 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Chance
    T-storms

    High: 84 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Chance
    T-storms

    Low: 70 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 10 mph.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 86 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    Low: 72 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.

    Chance
    T-storms

    High: 88 °F

  • Sunday
    Night

    Sunday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 72 °F

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 89.

    Chance
    T-storms

    High: 89 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 75.

    Chance
    T-storms

    Low: 75 °F

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 70. South southwest wind 10 to 15 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Sunday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
4:15 pm CDT Aug 5, 2021
Forecast Valid:
4pm CDT Aug 5, 2021-6pm CDT Aug 12, 2021
 
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