Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

75°F

24°C

Humidity 36%
Wind Speed W 12 mph
Barometer 30.14 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 May 11:47 am CDT
Extended Forecast for

Spillertown IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Southwest wind 9 to 11 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 61. South southwest wind around 8 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 76. Northwest wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49. North northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Light east northeast wind.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. East southeast wind 3 to 8 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 86. South southeast wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 86 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 89. South southwest wind around 10 mph.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Southwest wind 9 to 11 mph.
Tonight
Increasing clouds, with a low around 61. South southwest wind around 8 mph.
Wednesday
Sunny, with a high near 76. Northwest wind 6 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 49. North northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 76. Light east northeast wind.
Thursday Night
Partly cloudy, with a low around 55. East southeast wind 3 to 8 mph.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South southeast wind 9 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 69. South southwest wind around 11 mph, with gusts as high as 21 mph.
Saturday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. South southwest wind around 10 mph.
Saturday Night
Mostly cloudy, with a low around 69. South wind around 8 mph.
Sunday
Mostly sunny, with a high near 90. South wind 8 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 11 to 15 mph, with gusts as high as 23 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind 13 to 17 mph, with gusts as high as 26 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Spillertown IL
 37.76°N 88.92°W
10:31 am CDT May 12, 2026
12pm CDT May 12, 2026-6pm CDT May 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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