Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

28°F

-2°C

Humidity 56%
Wind Speed SW 5 mph
Barometer 30.10 in (1019.5 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 17 Jan 8:52 am CST
Extended Forecast for

Anna IL

  • Today

    Today: Snow showers likely, mainly before noon, then a chance of flurries after 1pm.  Partly sunny, with a high near 31. Southwest wind 7 to 15 mph becoming west northwest in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 13. West northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 30. Light west wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 30 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17. Southwest wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 17 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 25. North northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. Light and variable wind.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. South wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
Snow showers likely, mainly before noon, then a chance of flurries after 1pm. Partly sunny, with a high near 31. Southwest wind 7 to 15 mph becoming west northwest in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 13. West northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 30. Light west wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 17. Southwest wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
M.L.King Day
Mostly sunny, with a high near 25. North northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 11. Light and variable wind.
Tuesday
Sunny, with a high near 35. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 28. South wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of rain showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 24. Southwest wind around 6 mph becoming north after midnight.
Thursday
A slight chance of showers. Mostly sunny, with a high near 36. North wind around 7 mph.
Thursday Night
A slight chance of snow showers. Partly cloudy, with a low around 20. North northeast wind around 6 mph becoming east after midnight.
Friday
A slight chance of showers. Mostly sunny, with a high near 38. East wind 6 to 8 mph becoming south southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Anna IL
 37.45°N 89.24°W
8:07 am CST Jan 17, 2026
9am CST Jan 17, 2026-6pm CST Jan 23, 2026
 
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