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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

76°F

24°C

Humidity 64%
Wind Speed SW 16 G 33 mph
Barometer 29.68 in (1004.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 8:52 am CDT
Extended Forecast for

2 Miles NNW Wolf Lake IL

Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Flood Warning June 18, 10:00am until June 20, 09:00am
Click here for hazard details and duration
Wind Advisory
Flood Warning

  • Today

    Today: Sunny, with a high near 90. Breezy, with a south southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 90 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 5am, then a chance of showers. Increasing clouds, with a low around 74. Breezy, with a south southwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 60%.

    Low: 74 °F

    Chance
    T-storms and
    Breezy then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 2pm. Mostly sunny, with a high near 87. West southwest wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 64. North wind around 6 mph becoming calm in the evening.

    Low: 64 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 86. Light north wind.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Light north wind.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. South southeast wind around 6 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South southwest wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 90. Breezy, with a south southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.
Tonight
Showers and thunderstorms likely before 5am, then a chance of showers. Increasing clouds, with a low around 74. Breezy, with a south southwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 60%.
Thursday
A chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 2pm. Mostly sunny, with a high near 87. West southwest wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 64. North wind around 6 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 86. Light north wind.
Friday Night
Mostly clear, with a low around 64. Light north wind.
Saturday
Mostly sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. South southeast wind around 6 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South southwest wind 8 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 71. Southwest wind 10 to 16 mph, with gusts as high as 22 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind around 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. North wind 5 to 9 mph becoming light north northeast after midnight.
Tuesday
Mostly sunny, with a high near 84. North northeast wind 3 to 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Wolf Lake IL
 37.57°N 89.46°W
Last Update:
1:46 am CDT Jun 17, 2026
Forecast Valid:
8am CDT Jun 17, 2026-6pm CDT Jun 23, 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