Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

77°F

25°C

Humidity 57%
Wind Speed S 15 mph
Barometer 29.74 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Mar 10:45 am CDT
Extended Forecast for

Whiteash IL

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm.  Sunny, with a high near 86. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 11pm.  Mostly cloudy, then gradual clearing toward daybreak, with a low around 38. West southwest wind 11 to 18 mph becoming north after midnight. Winds could gust as high as 31 mph.

    Low: 38 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Northeast wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. East southeast wind around 6 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Light south southeast wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. South southwest wind 5 to 9 mph.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 61. South wind 7 to 9 mph.

    Low: 61 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 1pm.  Sunny, with a high near 85. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 86. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, then gradual clearing toward daybreak, with a low around 38. West southwest wind 11 to 18 mph becoming north after midnight. Winds could gust as high as 31 mph.
Monday
Mostly sunny, with a high near 58. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 66. East southeast wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Light south southeast wind.
Wednesday
Partly sunny, with a high near 74. South southwest wind 5 to 9 mph.
Wednesday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. South wind 7 to 9 mph.
Thursday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 85. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Southwest wind 11 to 13 mph becoming north northeast after midnight. Winds could gust as high as 21 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 55. North northeast wind around 13 mph, with gusts as high as 21 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 35. North northeast wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 58. East northeast wind around 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Whiteash IL
 37.78°N 88.92°W
8:16 am CDT Mar 22, 2026
11am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database