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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

A Few Clouds

19°F

-7°C

Humidity 63%
Wind Speed NW 10 mph
Barometer 30.24 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 17 Mar 7:45 am CDT
Extended Forecast for

Whiteash IL

  • Today

    Today: Sunny, with a high near 38. Northwest wind 6 to 10 mph.

    High: 38 °F

    Sunny

  • Tonight

    Tonight: A chance of snow showers after 9pm, mixing with rain after 5am. Mostly cloudy, with a low around 31. Light southeast wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 61. South wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 61 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. South southwest wind around 6 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. South wind 6 to 8 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. South wind 3 to 5 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76. Light and variable wind becoming west southwest 5 to 7 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Southwest wind 3 to 6 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. Southwest wind 6 to 9 mph.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 38. Northwest wind 6 to 10 mph.
Tonight
A chance of snow showers after 9pm, mixing with rain after 5am. Mostly cloudy, with a low around 31. Light southeast wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 61. South wind 13 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 43. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 71. South wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 49. South wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 76. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 51. Southwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 78. Southwest wind 6 to 9 mph.
Saturday Night
Clear, with a low around 56. South southwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 77. South southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 45. North northeast wind around 11 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 59. Northeast wind around 11 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whiteash IL
 37.78°N 88.92°W
Last Update:
4:21 am CDT Mar 17, 2026
Forecast Valid:
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation