National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Frigid Temperatures with Dangerous Wind Chills; Heavy Rain and Flooding

An arctic cold front will continue to plunge southward through the Plains, Mississippi Valley and the Northwest quadrant of the U.S. on Sunday. As a result, widespread frigid and well below normal temperatures are expected along with dangerous wind chills. Meanwhile, heavy rain and flooding are possible for the Gulf Coast states and much of Hawaii. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Rain

44°F

7°C

Humidity 99%
Wind Speed S 9 mph
Barometer 30.03 in
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Wind Chill39°F (4°C)
Last update 29 Jan 2:55 am CST
Extended Forecast for

Marion IL

  • Overnight

    Overnight: Rain likely, mainly before 4am. Cloudy, with a low around 43. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    Rain Likely

    Low: 43 °F

  • Sunday

    Sunday: A 20 percent chance of rain after 1pm. Cloudy, with a temperature falling to around 38 by 3pm. South southwest wind 7 to 10 mph becoming north in the afternoon.

    Cloudy then
    Slight Chance
    Rain

    High: 46 °F⇓

  • Sunday
    Night

    Sunday Night: A slight chance of rain before 1am, then a chance of rain or freezing rain. Cloudy, with a low around 29. North wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

    Slight Chance
    Rain then
    Chance
    Rain/Freezing
    Rain

    Low: 29 °F

  • Monday

    Monday: A chance of rain or freezing rain before 7am, then a chance of freezing rain between 7am and 10am. Cloudy, with a high near 32. North wind 11 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

    Chance
    Rain/Freezing
    Rain then
    Cloudy

    High: 32 °F

  • Monday
    Night

    Monday Night: A chance of snow, freezing rain, and sleet before 1am, then a chance of snow and sleet between 1am and 4am, then a chance of sleet after 4am. Cloudy, with a low around 18. North wind around 10 mph. Chance of precipitation is 30%.

    Chance Wintry
    Mix

    Low: 18 °F

  • Tuesday

    Tuesday: A chance of sleet before 7am. Partly sunny, with a high near 29. North wind 7 to 9 mph. Chance of precipitation is 30%.

    Chance Sleet
    then Mostly
    Sunny

    High: 29 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 21. North northeast wind around 6 mph.

    Mostly Cloudy

    Low: 21 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 38. East northeast wind 6 to 8 mph becoming southeast in the afternoon.

    Mostly Cloudy

    High: 38 °F

  • Wednesday
    Night

    Wednesday Night: A chance of rain or freezing rain between 7pm and 1am, then a chance of freezing rain after 1am. Cloudy, with a low around 27. Southeast wind 5 to 7 mph becoming northwest after midnight.

    Chance
    Rain/Freezing
    Rain

    Low: 27 °F

Detailed Forecast

Overnight
Rain likely, mainly before 4am. Cloudy, with a low around 43. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Sunday
A 20 percent chance of rain after 1pm. Cloudy, with a temperature falling to around 38 by 3pm. South southwest wind 7 to 10 mph becoming north in the afternoon.
Sunday Night
A slight chance of rain before 1am, then a chance of rain or freezing rain. Cloudy, with a low around 29. North wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Monday
A chance of rain or freezing rain before 7am, then a chance of freezing rain between 7am and 10am. Cloudy, with a high near 32. North wind 11 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Monday Night
A chance of snow, freezing rain, and sleet before 1am, then a chance of snow and sleet between 1am and 4am, then a chance of sleet after 4am. Cloudy, with a low around 18. North wind around 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of sleet before 7am. Partly sunny, with a high near 29. North wind 7 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 21. North northeast wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 38. East northeast wind 6 to 8 mph becoming southeast in the afternoon.
Wednesday Night
A chance of rain or freezing rain between 7pm and 1am, then a chance of freezing rain after 1am. Cloudy, with a low around 27. Southeast wind 5 to 7 mph becoming northwest after midnight.
Thursday
A chance of freezing rain before 7am, then a slight chance of rain. Cloudy, with a high near 41. North northeast wind 6 to 9 mph.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 23. North wind around 11 mph.
Friday
A slight chance of snow. Sunny, with a high near 42. North wind around 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 25. North northeast wind 8 to 10 mph becoming east southeast after midnight.
Saturday
Partly sunny, with a high near 45. South wind 8 to 11 mph.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Marion IL
 37.73°N 88.95°W
Last Update:
2:15 am CST Jan 29, 2023
Forecast Valid:
3am CST Jan 29, 2023-6pm CST Feb 4, 2023
 
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Additional Resources

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High Temperature

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Chance of Precipitation