Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fog

49°F

9°C

Humidity 97%
Wind Speed E 7 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 48°F (9°C)
Visibility 0.50 mi
Wind Chill46°F (8°C)
Last update 27 Dec 7:52 am CST
Extended Forecast for

5 Miles NNE Wolf Lake IL

Dense Fog Advisory until December 27, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until December 27, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Today

    High: 67 °F

    Patchy Dense
    Fog then
    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a steady temperature around 65. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 65 °F

    Cloudy

  • Sunday

    Sunday: Showers, mainly after 4pm.  High near 70. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%.

    High: 70 °F

    Cloudy then
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers, mainly before 9pm.  Low around 23. Breezy, with a southwest wind 20 to 23 mph becoming west northwest in the evening. Winds could gust as high as 32 mph.  Chance of precipitation is 90%.

    Low: 23 °F

    Showers and
    Breezy then
    Slight Chance
    Showers and
    Blustery

  • Monday

    Monday: Sunny, with a high near 29. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 29 °F

    Sunny and
    Blustery then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 34. Northwest wind 6 to 9 mph becoming west southwest in the afternoon.

    High: 34 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Southwest wind around 6 mph.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Today
Patchy dense fog before 9am. Otherwise, mostly cloudy, with a high near 67. East wind 5 to 8 mph becoming south southeast in the afternoon.
Tonight
Cloudy, with a steady temperature around 65. South southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday
Showers, mainly after 4pm. High near 70. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 9pm. Low around 23. Breezy, with a southwest wind 20 to 23 mph becoming west northwest in the evening. Winds could gust as high as 32 mph. Chance of precipitation is 90%.
Monday
Sunny, with a high near 29. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 20. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 34. Northwest wind 6 to 9 mph becoming west southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 25. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 44. West southwest wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 26. Southwest wind around 7 mph becoming northwest after midnight.
New Year's Day
Mostly sunny, with a high near 37. North northwest wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 19. North wind around 6 mph.
Friday
Partly sunny, with a high near 34. North wind around 6 mph becoming east northeast in the afternoon.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Wolf Lake IL
 37.59°N 89.41°W
7:56 am CST Dec 27, 2025
8am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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