Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

28°F

-2°C

Humidity 47%
Wind Speed S 9 mph
Barometer 30.32 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 20 Jan 5:47 pm CST
Extended Forecast for

Whiteash IL

  • Tonight

    Tonight: A 20 percent chance of snow after 3am.  Increasing clouds, with a temperature rising to around 34 by 5am. South wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A slight chance of drizzle before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 46. West southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 46 °F

    Slight Chance
    Drizzle then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West southwest wind around 6 mph becoming north northwest after midnight.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 40. North wind 3 to 6 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18. Light north northeast wind becoming north 6 to 11 mph after midnight. Winds could gust as high as 18 mph.

    Low: 18 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 22. North wind around 14 mph, with gusts as high as 23 mph.

    High: 22 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after midnight.  Cloudy, with a low around 6. North northeast wind around 14 mph, with gusts as high as 22 mph.

    Low: 6 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after noon.  Cloudy, with a high near 16. North northeast wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 16 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 10. North northeast wind 7 to 10 mph.

    Low: 10 °F

    Chance Snow

Detailed Forecast

Tonight
A 20 percent chance of snow after 3am. Increasing clouds, with a temperature rising to around 34 by 5am. South wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday
A slight chance of drizzle before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 46. West southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 25. West southwest wind around 6 mph becoming north northwest after midnight.
Thursday
Mostly sunny, with a high near 40. North wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 18. Light north northeast wind becoming north 6 to 11 mph after midnight. Winds could gust as high as 18 mph.
Friday
Mostly cloudy, with a high near 22. North wind around 14 mph, with gusts as high as 23 mph.
Friday Night
A 30 percent chance of snow, mainly after midnight. Cloudy, with a low around 6. North northeast wind around 14 mph, with gusts as high as 22 mph.
Saturday
Snow likely, mainly after noon. Cloudy, with a high near 16. North northeast wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 10. North northeast wind 7 to 10 mph.
Sunday
Partly sunny, with a high near 23. North wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 7. Northwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 25. West northwest wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 8. West southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 31. South southwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteash IL
 37.78°N 88.92°W
3:16 pm CST Jan 20, 2026
6pm CST Jan 20, 2026-6pm CST Jan 27, 2026
 
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Additional Resources

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