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

77°F

25°C

Humidity 51%
Wind Speed NW 7 mph
Barometer 30.03 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Oct 12:45 pm CDT
Extended Forecast for

Cambria IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. West wind 3 to 5 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 62 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 90. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South southwest wind around 7 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. Southwest wind 7 to 10 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 83. West wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 62. Calm wind becoming south southwest around 5 mph after midnight.
Columbus Day
Sunny, with a high near 90. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 66. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 91. Southwest wind 7 to 10 mph.
Tuesday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Showers and possibly a thunderstorm. High near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Calm wind.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 81. Light and variable wind becoming south 5 to 8 mph in the morning.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 68. Northwest wind 14 to 18 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 41. North northwest wind 9 to 16 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 59. North wind 9 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.78°N 89.11°W
Last Update:
1:01 pm CDT Oct 11, 2026
Forecast Valid:
1pm CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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