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

Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

30°F

-1°C

Humidity 47%
Wind Speed SW 12 mph
Barometer 30.20 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 15 Dec 6:45 pm CST
Extended Forecast for

New Burnside IL

  • Tonight

    Tonight: Increasing clouds, with a low around 29. South southwest wind 6 to 9 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then clearing, with a high near 45. South southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 45 °F

    Clearing

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. Southwest wind around 6 mph.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 42. South wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm before 3pm, then rain likely. High near 55. South wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.

    High: 55 °F

    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37. Northwest wind around 5 mph becoming light and variable.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 29. South southwest wind 6 to 9 mph.
Tuesday
Cloudy through mid morning, then clearing, with a high near 45. South southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 52. Southwest wind around 6 mph.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 42. South wind 5 to 14 mph, with gusts as high as 23 mph.
Thursday
Rain and possibly a thunderstorm before 3pm, then rain likely. High near 55. South wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Thursday Night
Partly cloudy, with a low around 22. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 37. Northwest wind around 5 mph becoming light and variable.
Friday Night
Partly cloudy, with a low around 30. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 53. South southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 37. South southwest wind around 7 mph becoming north after midnight.
Sunday
A slight chance of rain. Partly sunny, with a high near 52. Northeast wind around 7 mph.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 40. East northeast wind around 6 mph.
Monday
Partly sunny, with a high near 57. East southeast wind 5 to 7 mph becoming south in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.57°N 88.79°W
Last Update:
8:16 pm CST Dec 15, 2025
Forecast Valid:
9pm CST Dec 15, 2025-6pm CST Dec 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation