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

70°F

21°C

Humidity 33%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 14 May 3:45 pm CDT
Extended Forecast for

Cambria IL

  • This Afternoon

    This Afternoon: Sunny, with a steady temperature around 74. Calm wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. South southeast wind 3 to 6 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. South wind 6 to 10 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 70. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 70 °F

    Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 74. Calm wind.
Tonight
Mostly clear, with a low around 53. South southeast wind 3 to 6 mph.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 66. South wind 6 to 10 mph.
Sunday
Sunny, with a high near 89. South wind 7 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Clear, with a low around 70. South wind 10 to 13 mph, with gusts as high as 22 mph.
Monday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 11 to 16 mph, with gusts as high as 26 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 13 to 15 mph, with gusts as high as 24 mph.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 66. South wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.76°N 89.12°W
Last Update:
1:26 pm CDT May 14, 2026
Forecast Valid:
4pm CDT May 14, 2026-6pm CDT May 20, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation