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

59°F

15°C

Humidity 94%
Wind Speed S 10 mph
Barometer 29.83 in
Dewpoint 57°F (14°C)
Visibility 4.00 mi
Last update 8 Jan 11:45 am CST
Extended Forecast for

Valier IL

  • This Afternoon

    This Afternoon: A slight chance of showers before 2pm, then a chance of showers after 3pm. Cloudy, with a high near 67. Breezy, with a south wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Low around 56. Breezy, with a south wind 14 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers and
    Breezy then
    Showers
    Likely

  • Friday

    Friday: Increasing clouds, with a temperature falling to around 52 by 5pm. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F⇓

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. North northeast wind 3 to 7 mph.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 47. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 47 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45. South southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    High: 45 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 2pm, then a chance of showers after 3pm. Cloudy, with a high near 67. Breezy, with a south wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Low around 56. Breezy, with a south wind 14 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.
Friday
Increasing clouds, with a temperature falling to around 52 by 5pm. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. North northeast wind 3 to 7 mph.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 47. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 26. West wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 35. West northwest wind 8 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm.
Monday
Sunny, with a high near 45. South southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 32. Southwest wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 54. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 37. South southwest wind 6 to 9 mph becoming west after midnight.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 45. Northwest wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Valier IL
 38.03°N 89.04°W
Last Update:
11:02 am CST Jan 8, 2026
Forecast Valid:
12pm CST Jan 8, 2026-6pm CST Jan 14, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation