National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

27°F

-3°C

Humidity 59%
Wind Speed NW 17 mph
Barometer 30.35 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 29 Dec 5:47 pm CST
Extended Forecast for

3 Miles E Marion IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Northwest wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 35. Northwest wind 6 to 8 mph becoming southwest in the afternoon.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Southwest wind around 6 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. West northwest wind 5 to 9 mph becoming light west in the afternoon.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 43. Calm wind becoming north around 6 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after noon. Mostly cloudy, with a high near 48. Calm wind becoming southeast around 6 mph in the morning.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 32. North northeast wind 3 to 5 mph.

    Low: 32 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 35. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 27. Southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 43. West northwest wind 5 to 9 mph becoming light west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 26. Calm wind.
New Year's Day
Mostly sunny, with a high near 43. Calm wind becoming north around 6 mph.
Thursday Night
Mostly cloudy, with a low around 31. Calm wind.
Friday
A slight chance of showers after noon. Mostly cloudy, with a high near 48. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 32. North northeast wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 45. North wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 28. Calm wind.
Sunday
Mostly sunny, with a high near 48. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 35. Southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 52. West southwest wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Marion IL
 37.73°N 88.89°W
Last Update:
5:06 pm CST Dec 29, 2025
Forecast Valid:
6pm CST Dec 29, 2025-6pm CST Jan 5, 2026
 
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Additional Resources

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Chance of Precipitation