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.

Light Rain

49°F

9°C

Humidity 86%
Wind Speed N 13 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 29 Apr 1:53 pm CDT
Extended Forecast for

Summit Argo IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers. Mostly cloudy, with a high near 57. North northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 40. North wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.

    Low: 40 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 40. East northeast wind around 5 mph becoming north northwest after midnight. Winds could gust as high as 15 mph.

    Low: 40 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers. Mostly cloudy, with a high near 57. North northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 40. North wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.
Thursday
A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 40. East northeast wind around 5 mph becoming north northwest after midnight. Winds could gust as high as 15 mph.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.
Saturday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
A chance of showers before 1am. Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 67.
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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 Apr 29, 2026
Forecast Valid:
2pm CDT Apr 29, 2026-6pm CDT May 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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