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.

Fog/Mist

55°F

13°C

Humidity 100%
Wind Speed S 9 mph
Barometer 29.99 in
Dewpoint 55°F (13°C)
Visibility 5.00 mi
Wind Chill53°F (12°C)
Last update 9 Mar 9:45 am CDT
Extended Forecast for

Valier IL

  • Today

    Today: Partly sunny, with a high near 73. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog between 8am and 10am. Otherwise, partly sunny, with a high near 79. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 79 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. South southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 64 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 71. Breezy, with a south southwest wind 16 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.

    High: 71 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Breezy, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 29 mph.

    Low: 34 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 54. North northwest wind around 7 mph becoming southwest in the afternoon.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. South wind 6 to 16 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65. Southwest wind 11 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 65 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 73. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 62. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog between 8am and 10am. Otherwise, partly sunny, with a high near 79. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. South southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 71. Breezy, with a south southwest wind 16 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Breezy, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 54. North northwest wind around 7 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 42. South wind 6 to 16 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 65. Southwest wind 11 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 39. Northwest wind around 6 mph becoming east after midnight.
Saturday
Sunny, with a high near 66. East wind 7 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 50. South wind 9 to 14 mph, with gusts as high as 23 mph.
Sunday
A chance of showers. Partly sunny, with a high near 70. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Valier IL
 38.01°N 89.05°W
Last Update:
9:57 am CDT Mar 9, 2026
Forecast Valid:
10am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation