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.

Partly Cloudy

71°F

22°C

Humidity 98%
Wind Speed SE 5 mph
Barometer 29.96 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 4 Jul 7:55 pm CDT
Extended Forecast for

Christopher IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between noon and 2pm. Mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 70. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming north northeast around 6 mph in the morning.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Light north wind.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between noon and 2pm. Mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 70. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming north northeast around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 69. Light north wind.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Light south southwest wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind 5 to 7 mph.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Southwest wind 6 to 9 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. West southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Christopher IL
 37.98°N 89.05°W
Last Update:
4:36 pm CDT Jul 4, 2026
Forecast Valid:
8pm CDT Jul 4, 2026-6pm CDT Jul 11, 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