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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Christopher IL

  • Tonight

    Tonight: A slight chance of showers between 1am and 4am. Cloudy, with a temperature rising to around 46 by 3am. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 41 °F⇑

    Mostly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a temperature falling to around 39 by 5pm. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 39 mph.

    High: 46 °F⇓

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 40. Calm wind becoming west around 6 mph in the morning.

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. South wind around 7 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 49. Southwest wind 7 to 10 mph becoming north northwest in the afternoon.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. North northwest wind 6 to 8 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 38. North wind 6 to 8 mph.

    High: 38 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before midnight. Mostly cloudy, with a low around 13. North wind 6 to 8 mph.

    Low: 13 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 1am and 4am. Cloudy, with a temperature rising to around 46 by 3am. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a temperature falling to around 39 by 5pm. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light after midnight.
Thursday
Mostly cloudy, with a high near 40. Calm wind becoming west around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 34. South wind around 7 mph.
Friday
Partly sunny, with a high near 49. Southwest wind 7 to 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 24. North northwest wind 6 to 8 mph.
Saturday
Mostly cloudy, with a high near 38. North wind 6 to 8 mph.
Saturday Night
A slight chance of rain and snow showers before midnight. Mostly cloudy, with a low around 13. North wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 26. North wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 15. North northeast wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers. Mostly sunny, with a high near 38. Light and variable wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
A slight chance of rain or freezing rain. Mostly cloudy, with a low around 25. South wind 3 to 6 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 42. South wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Christopher IL
 37.98°N 89.05°W
Last Update:
7:52 pm CST Dec 9, 2025
Forecast Valid:
10pm CST Dec 9, 2025-6pm CST Dec 16, 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