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

64°F

18°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.18 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 4 Oct 3:35 am CDT
Extended Forecast for

Cambria IL

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, clear, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 85. South wind 3 to 8 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. South southeast wind 3 to 5 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. South southeast wind 3 to 5 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 83. South southeast wind 3 to 7 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light south southeast wind.

    Low: 65 °F

    Chance
    Showers then
    Chance
    T-storms

  • 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 northwest 5 to 7 mph in the morning.

    High: 78 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 57. North wind 6 to 8 mph.

    Low: 57 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, clear, with a low around 60. Calm wind.
Saturday
Sunny, with a high near 85. South wind 3 to 8 mph.
Saturday Night
Clear, with a low around 57. South southeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 85. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 65. South southeast wind 3 to 5 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. South southeast wind 3 to 7 mph. Chance of precipitation is 50%.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light south southeast wind.
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 northwest 5 to 7 mph in the morning.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 57. North wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 73. North northeast wind 8 to 11 mph.
Wednesday Night
Mostly clear, with a low around 50. Northeast wind around 7 mph.
Thursday
Sunny, with a high near 72. East northeast wind around 7 mph.
Thursday Night
Mostly clear, with a low around 49. Light east wind.
Friday
Sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.78°N 89.11°W
Last Update:
1:31 am CDT Oct 4, 2025
Forecast Valid:
3am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
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