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.

Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed E 6 mph
Barometer 30.19 in
Dewpoint 39°F (4°C)
Visibility 4.00 mi
Wind Chill36°F (2°C)
Last update 2 Mar 7:15 pm CST
Extended Forecast for

Christopher IL

  • Tonight

    Tonight: A chance of showers, then showers and possibly a thunderstorm after 3am. Low around 40. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 40 °F

    Cloudy then
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Mostly cloudy, with a high near 64. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 54. South southeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. South southwest wind 6 to 11 mph. Chance of precipitation is 70%.

    High: 72 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 7 to 9 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 72. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 58. South wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then a slight chance of showers. Mostly sunny, with a high near 80. South southwest wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 80 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after midnight. Partly cloudy, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, then showers and possibly a thunderstorm after 3am. Low around 40. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 7am. Mostly cloudy, with a high near 64. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 54. South southeast wind around 6 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. South southwest wind 6 to 11 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 7 to 9 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 72. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 58. South wind 5 to 7 mph. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Mostly sunny, with a high near 80. South southwest wind 8 to 17 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers, mainly after midnight. Partly cloudy, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.
Saturday
Showers and possibly a thunderstorm before noon, then showers likely. Cloudy, with a high near 71. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50. West southwest wind around 6 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 67. Southwest wind 5 to 8 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 52. Southwest wind around 6 mph.
Monday
A chance of showers. Mostly sunny, with a high near 70. West southwest wind 5 to 10 mph becoming south 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:
4:11 pm CST Mar 2, 2026
Forecast Valid:
7pm CST Mar 2, 2026-6pm CDT Mar 9, 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