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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

59°F

15°C

Humidity 67%
Wind Speed SE 7 mph
Barometer 30.26 in (1024.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 27 Apr 10:52 am CDT
Extended Forecast for

5 Miles NNW Vergennes IL

  • Today

    Today: A 50 percent chance of showers before 3pm. Mostly cloudy, with a high near 65. East southeast wind 7 to 9 mph.

    High: 65 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Southeast wind around 6 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. South wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. South southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 3 to 6 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 79. South southwest wind 5 to 9 mph. Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 6 to 9 mph.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 76 °F

    Showers

Detailed Forecast

Today
A 50 percent chance of showers before 3pm. Mostly cloudy, with a high near 65. East southeast wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 53. Southeast wind around 6 mph.
Monday
Mostly sunny, with a high near 84. South wind 6 to 16 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. South southwest wind around 11 mph, with gusts as high as 22 mph.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 3 to 6 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 79. South southwest wind 5 to 9 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind 6 to 9 mph.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 56. West wind 6 to 9 mph.
Friday
Sunny, with a high near 73. Northwest wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 49. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 74. Calm wind becoming north around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Vergennes IL
 37.97°N 89.36°W
Last Update:
10:47 am CDT Apr 27, 2025
Forecast Valid:
11am CDT Apr 27, 2025-6pm CDT May 3, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation