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.

Light Drizzle

72°F

22°C

Humidity 94%
Wind Speed SE 6 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 6 Oct 5:46 pm CDT
Extended Forecast for

4 Miles SSE Tunnel Hill IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 66. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 66 °F

    Chance
    T-storms then
    Heavy Rain

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 2pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 76. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 76 °F

    Heavy Rain
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. North wind 6 to 9 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Northeast wind around 10 mph, with gusts as high as 18 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47. Northeast wind around 6 mph.

    Low: 47 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 69. Northeast wind around 7 mph.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44. Light east northeast wind.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 66. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely, mainly before 2pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 76. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Mostly cloudy, with a low around 55. North wind 6 to 9 mph.
Wednesday
Sunny, with a high near 71. Northeast wind around 10 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 47. Northeast wind around 6 mph.
Thursday
Sunny, with a high near 69. Northeast wind around 7 mph.
Thursday Night
Clear, with a low around 44. Light east northeast wind.
Friday
Sunny, with a high near 73. Calm wind.
Friday Night
Mostly clear, with a low around 52. Calm wind.
Saturday
Sunny, with a high near 77. Light south southeast wind.
Saturday Night
Mostly clear, with a low around 51. Calm wind.
Sunday
Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. Light southeast wind.
Columbus Day
Sunny, with a high near 79. South wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Tunnel Hill IL
 37.51°N 88.85°W
Last Update:
6:01 pm CDT Oct 6, 2025
Forecast Valid:
6pm CDT Oct 6, 2025-6pm CDT Oct 13, 2025
 
Forecast Discussion
 
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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