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

45°F

7°C

Humidity 87%
Wind Speed S 5 mph
Barometer 30.14 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 1 Nov 6:45 pm CDT
Extended Forecast for

Valier IL

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Patchy frost after 3am. Otherwise, mostly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Slight Chance
    Showers then
    Patchy Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, mostly sunny, with a high near 56. North northeast wind around 5 mph becoming calm in the afternoon.

    High: 56 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 35. Light southwest wind.

    Low: 35 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 63. Southwest wind 5 to 10 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. South southwest wind 7 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 9 to 11 mph becoming west northwest in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. North northwest wind around 6 mph becoming light and variable after midnight.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Patchy frost after 3am. Otherwise, mostly cloudy, with a low around 35. Light and variable wind.
Sunday
Patchy frost before 9am. Otherwise, mostly sunny, with a high near 56. North northeast wind around 5 mph becoming calm in the afternoon.
Sunday Night
Clear, with a low around 35. Light southwest wind.
Monday
Sunny, with a high near 63. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Mostly sunny, with a high near 66. Light south wind increasing to 6 to 11 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 48. South southwest wind 7 to 10 mph.
Wednesday
Sunny, with a high near 70. Southwest wind 9 to 11 mph becoming west northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. North northwest wind around 6 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 67. East wind 5 to 11 mph becoming south southeast in the afternoon.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 53. South wind around 10 mph.
Friday
A chance of showers. Mostly sunny, with a high near 71. South southwest wind 10 to 15 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 48. Southwest wind 6 to 8 mph.
Saturday
A slight chance of showers. Mostly sunny, with a high near 70. South wind 8 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Valier IL
 38.03°N 89.04°W
Last Update:
7:01 pm CDT Nov 1, 2025
Forecast Valid:
8pm CDT Nov 1, 2025-6pm CST Nov 8, 2025
 
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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