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

72°F

22°C

Humidity 96%
Wind Speed S 7 mph
Barometer 29.88 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 17 Jun 4:55 am CDT
Extended Forecast for

Christopher IL

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 7am, then a slight chance of showers and thunderstorms between 7am and 3pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. South wind 3 to 7 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 69. South southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. West northwest wind around 6 mph.

    High: 86 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming south 5 to 9 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 73. South wind around 7 mph.

    Low: 73 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 70. Calm wind.
Tuesday
A slight chance of showers before 7am, then a slight chance of showers and thunderstorms between 7am and 3pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 73. South wind 3 to 7 mph.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 69. South southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Juneteenth
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. West northwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 67. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Clear, with a low around 73. South wind around 7 mph.
Saturday
Sunny, with a high near 94. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 76. South wind 6 to 9 mph.
Sunday
Sunny, with a high near 94. South southwest wind 6 to 10 mph.
Sunday Night
Clear, with a low around 76. South wind 5 to 7 mph.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. South southwest wind 5 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Christopher IL
 37.98°N 89.05°W
Last Update:
2:16 am CDT Jun 17, 2025
Forecast Valid:
5am CDT Jun 17, 2025-6pm CDT Jun 23, 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