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

62°F

17°C

Humidity 35%
Wind Speed NE 3 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Apr 1:52 pm CDT
Extended Forecast for

5 Miles NNE Wolf Lake IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. Calm wind.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 52. South southeast wind 5 to 7 mph.

    Low: 52 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind 6 to 8 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 14 mph, with gusts as high as 23 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. Partly sunny, with a high near 77. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 77 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 69. Calm wind.
Tonight
Clear, with a low around 52. South southeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 77. Southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 54. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 75. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 57. South wind 6 to 8 mph.
Thursday
Sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 14 mph, with gusts as high as 23 mph.
Friday
Showers and possibly a thunderstorm. Partly sunny, with a high near 77. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Southwest wind around 8 mph becoming north northwest after midnight.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76. North wind around 8 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. North northeast wind around 7 mph becoming east southeast after midnight.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 73. North northeast wind around 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Wolf Lake IL
 37.59°N 89.41°W
Last Update:
1:51 pm CDT Apr 20, 2026
Forecast Valid:
2pm CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
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Additional Resources

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Chance of Precipitation