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.

Fair

30°F

-1°C

Humidity 40%
Wind Speed Calm
Barometer 30.45 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 1 Feb 9:45 am CST
Extended Forecast for

Christopher IL

  • Today

    Today: A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 29. South wind 5 to 9 mph.

    High: 29 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. South southwest wind 5 to 7 mph.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. Southwest wind 3 to 6 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers. Mostly cloudy, with a high near 37. Calm wind becoming north 5 to 8 mph in the morning.

    High: 37 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North wind around 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. North wind 5 to 7 mph.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 29. South wind 5 to 9 mph.
Tonight
A 50 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. South southwest wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 38. Southwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 25. Calm wind.
Tuesday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 37. Calm wind becoming north 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 18. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 30. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 11. Light and variable wind.
Thursday
Mostly sunny, with a high near 35. Calm wind becoming south southwest 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 27. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 45. West southwest wind 8 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 21. North wind around 7 mph.
Saturday
Mostly sunny, with a high near 32. North wind 5 to 7 mph becoming east in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Christopher IL
 37.98°N 89.05°W
Last Update:
8:31 am CST Feb 1, 2026
Forecast Valid:
10am CST Feb 1, 2026-6pm CST Feb 7, 2026
 
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