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.

Overcast

23°F

-5°C

Humidity 58%
Wind Speed SE 7 mph
Barometer 30.42 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 1 Feb 10:45 am CST
Extended Forecast for

Christopher IL

  • Today

    Today: A 20 percent chance of snow showers after 5pm. Mostly cloudy, with a high near 29. South wind 5 to 8 mph.

    High: 29 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A 50 percent chance of snow showers before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. South southwest wind 3 to 8 mph.

    Low: 19 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind around 6 mph becoming calm in the afternoon.

    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 showers after 5pm. Mostly cloudy, with a high near 29. South wind 5 to 8 mph.
Tonight
A 50 percent chance of snow showers before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. South southwest wind 3 to 8 mph.
Monday
Mostly sunny, with a high near 38. West wind around 6 mph becoming calm in the afternoon.
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:
10:56 am CST Feb 1, 2026
Forecast Valid:
11am CST Feb 1, 2026-6pm CST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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