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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Light Rain Fog/Mist

73°F

23°C

Humidity 94%
Wind Speed S 8 mph
Barometer 30.03 in (1016.4 mb)
Dewpoint 71°F (22°C)
Visibility 4.00 mi
Last update 13 Jul 9:52 pm CDT
Extended Forecast for

4 Miles N Wolf Lake IL

Flood Advisory until July 14, 12:45am
Flash Flood Warning until July 14, 04:45am
Click here for hazard details and duration
Flood Advisory
Flash Flood Warning
  •  
    Flood Advisory until July 14, 12:45am
    Flash Flood Warning until July 14, 04:45am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 87. Light south southwest wind. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Light south southeast wind.

    Low: 73 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the morning.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 73. South wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. South southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. South southwest wind around 6 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 8 mph.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 87. Light south southwest wind. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Light south southeast wind.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the morning.
Tuesday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 73. South wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. South southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. South southwest wind around 6 mph.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 8 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. South southwest wind 3 to 6 mph.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. Southwest wind 3 to 6 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 3 to 6 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 6 mph becoming light and variable after midnight.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Wolf Lake IL
 37.59°N 89.43°W
Last Update:
10:47 pm CDT Jul 13, 2025
Forecast Valid:
11pm CDT Jul 13, 2025-6pm CDT Jul 20, 2025
 
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