National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

66°F

19°C

Humidity 73%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Oct 8:15 pm CDT
Extended Forecast for

Crainville IL

  • Tonight

    Tonight: Clear, with a low around 57. Light south southeast wind.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. South southeast wind 3 to 5 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Calm wind becoming north northwest 5 to 8 mph in the morning. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 57. North wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Northeast wind 8 to 10 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. East northeast wind around 6 mph.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 57. Light south southeast wind.
Sunday
Sunny, with a high near 86. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 64. South southeast wind 3 to 5 mph.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Calm wind becoming north northwest 5 to 8 mph in the morning. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 57. North wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 74. Northeast wind 8 to 10 mph.
Wednesday Night
Mostly clear, with a low around 52. East northeast wind around 6 mph.
Thursday
Sunny, with a high near 76. East wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 53. Light and variable wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming south southwest 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 54. South wind around 5 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 76. North northeast wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Crainville IL
 37.76°N 89.06°W
Last Update:
6:01 pm CDT Oct 4, 2025
Forecast Valid:
8pm CDT Oct 4, 2025-6pm CDT Oct 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation