Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

68°F

20°C

Humidity 83%
Wind Speed NE 12 mph
Barometer 29.74 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Oct 4:47 pm CDT
Extended Forecast for

3 Miles NW Tunnel Hill IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a steady temperature around 77. Southwest wind around 7 mph, with gusts as high as 21 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm.  Low around 52. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 100%.

    Low: 52 °F

    Showers

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 63. Northwest wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 63 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. West wind around 6 mph becoming calm  in the evening.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. South wind around 10 mph, with gusts as high as 22 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. West wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42. West northwest wind 3 to 7 mph.

    Low: 42 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62. West northwest wind 6 to 9 mph.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 77. Southwest wind around 7 mph, with gusts as high as 21 mph.
Tonight
Showers and possibly a thunderstorm. Low around 52. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Sunday
A 40 percent chance of showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 63. Northwest wind 14 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 42. West wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 69. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Mostly clear, with a low around 51. South wind around 10 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 67. West wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Clear, with a low around 42. West northwest wind 3 to 7 mph.
Wednesday
Sunny, with a high near 62. West northwest wind 6 to 9 mph.
Wednesday Night
Clear, with a low around 39. Calm wind.
Thursday
Sunny, with a high near 68. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 47. Light south southeast wind.
Friday
A chance of showers. Partly sunny, with a high near 65. South southeast wind 5 to 7 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. South southeast wind 3 to 5 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 64. South southeast wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Tunnel Hill IL
 37.58°N 88.9°W
4:46 pm CDT Oct 18, 2025
5pm CDT Oct 18, 2025-6pm CDT Oct 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database