Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

28°F

-2°C

Humidity 43%
Wind Speed S 17 mph
Barometer 30.05 in (1018.3 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 18 Jan 2:52 pm CST
Extended Forecast for

Anna IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 30. Southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 16. Southwest wind around 10 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.

    Low: 16 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Increasing clouds, with a steady temperature around 20. Northwest wind 8 to 13 mph becoming light  in the afternoon. Winds could gust as high as 22 mph.

    High: 20 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 12. Calm wind.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. South wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Partly sunny, with a high near 44. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 44 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 37. Northwest wind 5 to 7 mph becoming light and variable  in the afternoon.

    High: 37 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 30. Southwest wind around 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 16. Southwest wind around 10 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.
M.L.King Day
Increasing clouds, with a steady temperature around 20. Northwest wind 8 to 13 mph becoming light in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 12. Calm wind.
Tuesday
Sunny, with a high near 35. Calm wind becoming south southwest 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 26. South wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 44. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 24. Southwest wind around 6 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 37. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Thursday Night
Partly cloudy, with a low around 23. Calm wind becoming south around 6 mph after midnight.
Friday
Partly sunny, with a high near 40. South southwest wind 6 to 9 mph becoming northeast in the afternoon.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21. North northeast wind 7 to 10 mph.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 29. North northeast wind around 11 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Anna IL
 37.45°N 89.24°W
2:21 pm CST Jan 18, 2026
3pm CST Jan 18, 2026-6pm CST Jan 24, 2026
 
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Additional Resources

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