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

22°F

-6°C

Humidity 82%
Wind Speed S 7 mph
Barometer 30.23 in (1024.3 mb)
Dewpoint 17°F (-8°C)
Visibility 9.00 mi
Wind Chill13°F (-11°C)
Last update 5 Feb 9:52 am CST
Extended Forecast for

Dowell IL

  • Today

    Today: Mostly cloudy, with a high near 34. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 31. South wind 6 to 8 mph becoming west after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. West southwest wind 6 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. North northwest wind 6 to 10 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36. North northeast wind around 6 mph becoming east southeast in the afternoon.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Southeast wind 3 to 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. South southwest wind 6 to 9 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. South wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 34. Light south wind increasing to 5 to 10 mph in the afternoon.
Tonight
Mostly cloudy, with a steady temperature around 31. South wind 6 to 8 mph becoming west after midnight.
Friday
Mostly sunny, with a high near 49. West southwest wind 6 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 25. North northwest wind 6 to 10 mph.
Saturday
Sunny, with a high near 36. North northeast wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 24. Southeast wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 53. South southwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 31. South wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 58. Calm wind becoming south southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. South southwest wind around 6 mph.
Tuesday
A slight chance of showers. Mostly cloudy, with a high near 63. South southwest wind 6 to 10 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43. South southwest wind around 8 mph becoming northwest after midnight.
Wednesday
A chance of showers. Mostly cloudy, with a high near 57. North wind 7 to 10 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dowell IL
 37.95°N 89.25°W
Last Update:
10:42 am CST Feb 5, 2026
Forecast Valid:
10am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
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Additional Resources

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