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

81°F

27°C

Humidity 79%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 13 Jul 9:45 am CDT
Extended Forecast for

Christopher IL

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Temperature rising to near 88 by noon, then falling to around 76 during the remainder of the day. South southwest wind 5 to 8 mph. Chance of precipitation is 80%.

    High: 88 °F⇓

    Chance
    T-storms then
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Patchy fog after 11pm. Low around 71. Light southwest wind. Chance of precipitation is 80%.

    Low: 71 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Light and variable wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind around 6 mph becoming calm in the evening.

    Low: 73 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Southwest wind 5 to 9 mph.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. South southwest wind 5 to 7 mph.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. West southwest wind 5 to 8 mph.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Temperature rising to near 88 by noon, then falling to around 76 during the remainder of the day. South southwest wind 5 to 8 mph. Chance of precipitation is 80%.
Tonight
Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Patchy fog after 11pm. Low around 71. Light southwest wind. Chance of precipitation is 80%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Light and variable wind.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91. Calm wind becoming south southwest 5 to 7 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind around 6 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Southwest wind 5 to 9 mph.
Wednesday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. South southwest wind 5 to 7 mph.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. West southwest wind 5 to 8 mph.
Thursday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. West wind around 6 mph becoming light and variable in the evening.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Northeast wind 5 to 7 mph becoming south southwest in the afternoon.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Northeast wind around 6 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southwest around 6 mph in the morning.
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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:
9:46 am CDT Jul 13, 2025
Forecast Valid:
10am CDT Jul 13, 2025-6pm CDT Jul 19, 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