Wintry Weather From The Appalachians to New England

A strong cold front moving through the East and off the East Coast is expected to produce a zone of snow. Some accumulations are possible from the south-central Appalachians to southeast New England through tomorrow morning, which may hinder the morning commute. Entrenched in the cold air, lake effect snow continues around the Great Lakes and frigid temperatures linger over the Upper Midwest. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

24°F

-4°C

Humidity 76%
Wind Speed S 5 mph
Barometer 30.42 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 10 Dec 10:15 pm CST
Extended Forecast for

Simpson IL

  • Tonight

    Tonight: Clear, with a low around 23. Light south southwest wind.

    Clear

    Low: 23 °F

  • Wednesday

    Wednesday: Sunny, with a high near 45. Calm wind becoming south southwest 5 to 9 mph.

    Sunny

    High: 45 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 26. Light south wind.

    Mostly Clear

    Low: 26 °F

  • Thursday

    Thursday: Increasing clouds, with a high near 49. Light south southeast wind becoming south 5 to 9 mph.

    Increasing
    Clouds

    High: 49 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 32. South wind 6 to 8 mph.

    Mostly Cloudy

    Low: 32 °F

  • Friday

    Friday: Mostly cloudy, with a high near 50. South wind 5 to 7 mph becoming calm  in the afternoon.

    Mostly Cloudy

    High: 50 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 37. Calm wind.

    Slight Chance
    Rain then
    Mostly Cloudy

    Low: 37 °F

  • Saturday

    Saturday: Mostly cloudy, with a high near 47. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    Mostly Cloudy

    High: 47 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 26. Northwest wind 3 to 6 mph.

    Mostly Cloudy

    Low: 26 °F

Detailed Forecast

Tonight
Clear, with a low around 23. Light south southwest wind.
Wednesday
Sunny, with a high near 45. Calm wind becoming south southwest 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 26. Light south wind.
Thursday
Increasing clouds, with a high near 49. Light south southeast wind becoming south 5 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 32. South wind 6 to 8 mph.
Friday
Mostly cloudy, with a high near 50. South wind 5 to 7 mph becoming calm in the afternoon.
Friday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37. Calm wind.
Saturday
Mostly cloudy, with a high near 47. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 26. Northwest wind 3 to 6 mph.
Sunday
Mostly cloudy, with a high near 39. North northwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26. Light east northeast wind.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 39. East wind 3 to 6 mph.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Calm wind becoming north northwest around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 39. North northwest wind 5 to 7 mph.
Click Map For Forecast
Point Forecast:
Simpson IL
 37.46°N 88.77°W
9:16 pm CST Dec 10, 2019
10pm CST Dec 10, 2019-6pm CST Dec 17, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database