National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

66°F

19°C

Humidity 77%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 1 Oct 12:15 am CDT
Extended Forecast for

Whiteash IL

  • Overnight

    Overnight: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Calm wind becoming east 5 to 7 mph in the morning.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Light southeast wind.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the morning.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. Light south wind.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the morning.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. Light south southeast wind.

    Low: 59 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. Calm wind.
Wednesday
Mostly sunny, with a high near 87. Calm wind becoming east 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 88. Calm wind becoming south southeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. Light southeast wind.
Friday
Sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the morning.
Friday Night
Clear, with a low around 59. Light south wind.
Saturday
Sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the morning.
Saturday Night
Clear, with a low around 59. Light south southeast wind.
Sunday
Sunny, with a high near 85. South wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 62. South southeast wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 84. South southeast wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 63. Light southeast wind.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 83. Southwest wind 5 to 8 mph becoming northwest in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whiteash IL
 37.78°N 88.92°W
Last Update:
12:32 am CDT Oct 1, 2025
Forecast Valid:
12am CDT Oct 1, 2025-6pm CDT Oct 7, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation