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

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

66°F

19°C

Humidity 75%
Wind Speed NE 9 mph
Barometer 30.08 in (1018.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 26 Jun 12:53 pm CDT
Extended Forecast for

Summit Argo IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Mostly cloudy, with a high near 68. Northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Intermittent sprinkles before 7pm. Partly cloudy, with a low around 60. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Intermittent
    Sprinkles

  • Saturday

    Saturday: Mostly sunny, with a high near 77. East northeast wind 5 to 10 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. East northeast wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a high near 68. Northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Intermittent sprinkles before 7pm. Partly cloudy, with a low around 60. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Mostly sunny, with a high near 77. East northeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 64. East northeast wind 5 to 10 mph.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny and hot, with a high near 96.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Mostly clear, with a low around 78.
Thursday
Mostly sunny and hot, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summit Argo IL
 41.78°N 87.83°W
Last Update:
1:21 pm CDT Jun 26, 2026
Forecast Valid:
1pm CDT Jun 26, 2026-6pm CDT Jul 2, 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