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.

Fog/Mist

50°F

10°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 49°F (9°C)
Visibility 1.25 mi
Last update 12 Oct 5:35 am CDT
Extended Forecast for

Crainville IL

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 52. Light east southeast wind.

    Low: 52 °F

    Clear then
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Light east southeast wind.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph in the morning.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 76. East wind 3 to 7 mph.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 52. Light east southeast wind.
Columbus Day
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Light east southeast wind.
Monday Night
Mostly clear, with a low around 56. Calm wind.
Tuesday
Sunny, with a high near 82. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57. Calm wind.
Wednesday
Sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph in the morning.
Wednesday Night
Clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 76. East wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 53. East southeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 81. South wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 60. South wind around 7 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. South wind 7 to 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Crainville IL
 37.76°N 89.06°W
Last Update:
5:16 am CDT Oct 12, 2025
Forecast Valid:
5am CDT Oct 12, 2025-6pm CDT Oct 18, 2025
 
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Additional Resources

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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