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 58%
Wind Speed S 9 mph
Barometer 30.17 in (1021.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 9 Apr 11:52 pm CDT
Extended Forecast for

2 Miles NNW Wolf Lake IL

  • Overnight

    Overnight: Mostly clear, with a low around 56. South wind around 9 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 80. South wind 7 to 10 mph becoming northwest in the afternoon.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Light and variable wind becoming south southeast around 6 mph in the afternoon.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. Southeast wind around 6 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82. South southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 56. South wind around 9 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 80. South wind 7 to 10 mph becoming northwest in the afternoon.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Light and variable wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 61. Southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 82. South southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Sunday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 68. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tuesday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. South southwest wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 14 mph, with gusts as high as 22 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South southwest wind 6 to 11 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind 6 to 10 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Wolf Lake IL
 37.57°N 89.46°W
Last Update:
12:22 am CDT Apr 10, 2026
Forecast Valid:
12am CDT Apr 10, 2026-6pm CDT Apr 16, 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