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.

Mostly Cloudy

71°F

22°C

Humidity 99%
Wind Speed N 3 mph
Barometer 30.04 in
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 12 Jul 4:35 am CDT
Extended Forecast for

2 Miles W Whiteash IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 86. North northeast wind 6 to 10 mph.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 69. North northeast wind 3 to 7 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. North northeast wind 5 to 11 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Light northeast wind becoming east northeast 5 to 10 mph in the morning.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Light and variable wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 86. North northeast wind 6 to 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 69. North northeast wind 3 to 7 mph.
Monday
Sunny, with a high near 87. North northeast wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 68. North northeast wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Light northeast wind becoming east northeast 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 70. Light and variable wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming west around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 74. Light southwest wind.
Saturday
Sunny, with a high near 95. Light southwest wind becoming west southwest 5 to 9 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Whiteash IL
 37.78°N 88.97°W
Last Update:
4:31 am CDT Jul 12, 2026
Forecast Valid:
5am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation