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

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed NE 3 mph
Barometer 29.98 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 11 Sep 1:35 am CDT
Extended Forecast for

Cambria IL

  • Overnight

    Overnight: A slight chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 68. Calm wind. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 3pm. Mostly cloudy, with a high near 83. Calm wind. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Light and variable wind.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. South wind 3 to 8 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. South southeast wind around 6 mph.

    Low: 70 °F

    Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 68. Calm wind. Chance of precipitation is 20%.
Friday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 3pm. Mostly cloudy, with a high near 83. Calm wind. Chance of precipitation is 20%.
Friday Night
A 40 percent chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Calm wind.
Saturday
Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Mostly sunny, with a high near 90. Light and variable wind.
Sunday Night
Mostly clear, with a low around 67. Light and variable wind.
Monday
Sunny, with a high near 90. South wind 3 to 8 mph.
Monday Night
Clear, with a low around 70. South southeast wind around 6 mph.
Tuesday
Sunny, with a high near 92. South southwest wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 69. Light south southeast wind.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light and variable wind becoming southwest around 6 mph in the morning.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.76°N 89.12°W
Last Update:
1:26 am CDT Sep 11, 2026
Forecast Valid:
1am CDT Sep 11, 2026-6pm CDT Sep 17, 2026
 
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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