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

75°F

24°C

Humidity 39%
Wind Speed SE 7 mph
Barometer 30.09 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 6 Oct 12:45 pm CDT
Extended Forecast for

Crainville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. South southeast wind 3 to 5 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming west southwest 5 to 7 mph in the morning.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57. South southwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the morning.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Light northeast wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. East wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Light east southeast wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers after 1pm. Sunny, with a high near 83. Light southeast wind becoming south southeast 5 to 9 mph in the morning.

    High: 83 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 78. South southeast wind 3 to 5 mph.
Tonight
Clear, with a low around 51. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming west southwest 5 to 7 mph in the morning.
Wednesday Night
Clear, with a low around 57. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 52. Light northeast wind.
Friday
Sunny, with a high near 81. East wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 54. Light east southeast wind.
Saturday
A slight chance of showers after 1pm. Sunny, with a high near 83. Light southeast wind becoming south southeast 5 to 9 mph in the morning.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 58. East wind around 5 mph.
Sunday
A slight chance of showers. Mostly sunny, with a high near 76. East wind 5 to 9 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 58. Light and variable wind.
Columbus Day
Mostly sunny, with a high near 83. Calm wind becoming south southwest 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crainville IL
 37.76°N 89.06°W
Last Update:
5:21 am CDT Oct 6, 2026
Forecast Valid:
1pm CDT Oct 6, 2026-6pm CDT Oct 12, 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