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

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

41°F

5°C

Humidity 76%
Wind Speed NE 7 mph
Barometer 30.02 in (1016.9 mb)
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Wind Chill36°F (2°C)
Last update 1 Jan 10:52 am CST
Extended Forecast for

5 Miles NNE Wolf Lake IL

  • New Year's Day

    New Year's Day: Sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Light northeast wind.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 5pm. Cloudy, with a high near 44. Northeast wind around 6 mph.

    High: 44 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain before midnight. Cloudy, with a low around 31. North northeast wind around 7 mph.

    Low: 31 °F

    Slight Chance
    Rain then
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. North wind around 7 mph.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. North wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Light south southeast wind becoming south 5 to 9 mph in the evening.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 54. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Sunny

Detailed Forecast

New Year's Day
Sunny, with a high near 43. Light and variable wind.
Tonight
Mostly cloudy, with a low around 31. Light northeast wind.
Friday
A 20 percent chance of rain after 5pm. Cloudy, with a high near 44. Northeast wind around 6 mph.
Friday Night
A 20 percent chance of rain before midnight. Cloudy, with a low around 31. North northeast wind around 7 mph.
Saturday
Partly sunny, with a high near 41. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 25. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 43. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 33. Light south southeast wind becoming south 5 to 9 mph in the evening.
Monday
Sunny, with a high near 54. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 43. South wind around 7 mph.
Tuesday
Partly sunny, with a high near 61. South southwest wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 46. South southwest wind around 7 mph.
Wednesday
A slight chance of rain. Partly sunny, with a high near 58. West southwest wind around 6 mph becoming south southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Wolf Lake IL
 37.59°N 89.41°W
Last Update:
10:31 am CST Jan 1, 2026
Forecast Valid:
11am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
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Additional Resources

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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