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

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 11:55 pm CDT
Extended Forecast for

Cambria IL

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 49. Light east southeast wind.

    Low: 49 °F

    Clear then
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 8am. Otherwise, sunny, with a high near 80. Light east southeast wind.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 80 °F

    Mostly 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 77. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Light east northeast wind.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 49. Light east southeast wind.
Columbus Day
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Light east southeast wind.
Monday Night
Partly cloudy, with a low around 57. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming east northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57. Calm wind.
Wednesday
Sunny, with a high near 77. Calm wind becoming northeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. Light east northeast wind.
Thursday
Sunny, with a high near 77. Calm wind becoming east around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 55. East southeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 79. South southeast wind 5 to 11 mph.
Friday Night
Mostly clear, with a low around 59. South wind 6 to 8 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.78°N 89.11°W
Last Update:
10:30 pm CDT Oct 11, 2025
Forecast Valid:
12am 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation