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

The Weather Hazard Threefold

A large dome of high pressure will continue the sweltering heat in parts of the West and the central Plains. Meanwhile, a cold front will produce severe thunderstorms, capable of all hazards, the next few days from the Mid-Upper Mississippi Valley into the Ohio Valley and Great Lakes. Finally, Potential Tropical Cyclone Three will bring heavy rain and flooding to the northern Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

80°F

27°C

Humidity 44%
Wind Speed S 13 G 21 mph
Barometer 29.78 in (1007.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jun 1:53 am CDT
Extended Forecast for

Chicago IL

  • Overnight

    Overnight: Scattered showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Scattered
    T-storms

    Low: 72 °F

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 8am, then scattered showers and thunderstorms, mainly between 8am and 9am. Partly sunny, with a high near 89. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Isolated
    T-storms

    High: 89 °F

  • Friday
    Night

    Friday Night: Scattered showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 70. Northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

    Scattered
    T-storms

    Low: 70 °F

  • Saturday

    Saturday: Scattered showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 86. West southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 40%.

    Scattered
    T-storms then
    Sunny

    High: 86 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 67. Northeast wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.

    Mostly Clear

    Low: 67 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 91.

    Chance
    T-storms

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Chance
    T-storms then
    Showers
    Likely

    Low: 71 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers after 2pm. Partly sunny, with a high near 81.

    Showers
    Likely

    High: 81 °F

  • Monday
    Night

    Monday Night: A chance of showers. Partly cloudy, with a low around 57.

    Chance
    Showers

    Low: 57 °F

Detailed Forecast

Overnight
Scattered showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm before 8am, then scattered showers and thunderstorms, mainly between 8am and 9am. Partly sunny, with a high near 89. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Scattered showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 70. Northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Saturday
Scattered showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 86. West southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 67. Northeast wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 91.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers after 2pm. Partly sunny, with a high near 81.
Monday Night
A chance of showers. Partly cloudy, with a low around 57.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
A slight chance of showers. Sunny, with a high near 84.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
1:15 am CDT Jun 18, 2021
Forecast Valid:
2am CDT Jun 18, 2021-6pm CDT Jun 24, 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