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

72°F

22°C

Humidity 86%
Wind Speed E 5 mph
Barometer 30.07 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 4 Aug 8:55 pm CDT
Extended Forecast for

Colp IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Light northeast wind.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Light southeast wind.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. Light east southeast wind.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind becoming south southeast around 6 mph in the morning.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Southeast wind 3 to 6 mph.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 86. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 68. Calm wind.
Wednesday
Sunny, with a high near 89. Light northeast wind.
Wednesday Night
Mostly clear, with a low around 69. Calm wind.
Thursday
Sunny, with a high near 91. Light southeast wind.
Thursday Night
Mostly clear, with a low around 70. Light east southeast wind.
Friday
Sunny, with a high near 91. Calm wind becoming south southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 72. Southeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 92. South wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 73. South southeast wind 3 to 6 mph.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 91. South wind 5 to 7 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind around 6 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 3 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colp IL
 37.81°N 89.08°W
Last Update:
8:47 pm CDT Aug 4, 2025
Forecast Valid:
9pm CDT Aug 4, 2025-6pm CDT Aug 11, 2025
 
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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