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.

Fair

37°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 30.30 in (1026.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 4:53 am CDT
Extended Forecast for

4 Miles NE Chicago IL

Frost Advisory April 20, 04:59am until April 20, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory April 20, 04:59am until April 20, 09:00am

    NOW until 9:00am Mon

    Frost Advisory

  • Today

    High: 50 °F

    Areas Frost
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Southeast wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. South southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 49. West southwest wind 5 to 10 mph becoming north northwest after midnight.

    Low: 49 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. North wind around 5 mph becoming east northeast in the afternoon. Winds could gust as high as 10 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Today
Areas of frost before 8am. Otherwise, sunny, with a high near 50. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 45. Southeast wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph.
Tuesday
Mostly sunny, with a high near 74. South southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 49. West southwest wind 5 to 10 mph becoming north northwest after midnight.
Wednesday
Mostly sunny, with a high near 60. North wind around 5 mph becoming east northeast in the afternoon. Winds could gust as high as 10 mph.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Showers likely after 1am. Mostly cloudy, with a low around 60.
Friday
Showers likely. Mostly cloudy, with a high near 71.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Chicago IL
 41.88°N 87.65°W
Last Update:
2:51 am CDT Apr 20, 2026
Forecast Valid:
4am CDT Apr 20, 2026-6pm CDT Apr 26, 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