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.

Mostly Cloudy

79°F

26°C

Humidity 65%
Wind Speed N 7 mph
Barometer 30.00 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 21 Sep 11:45 am CDT
Extended Forecast for

Cambria IL

  • This Afternoon

    This Afternoon: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms after 2pm. Cloudy early, then becoming mostly sunny, with a high near 82. North wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. North wind 3 to 6 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 77. North wind 5 to 9 mph.

    High: 77 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 5 to 8 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. North wind 6 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. North northeast wind 3 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North northeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76. Northeast wind 3 to 8 mph.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms after 2pm. Cloudy early, then becoming mostly sunny, with a high near 82. North wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 62. North wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 77. North wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 5 to 8 mph.
Wednesday
Mostly sunny, with a high near 75. North wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 55. North northeast wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 76. North northeast wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 56. North northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 76. Northeast wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming east northeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. Calm wind.
Sunday
Mostly sunny, with a high near 82. Light northeast wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.78°N 89.11°W
Last Update:
11:46 am CDT Sep 21, 2026
Forecast Valid:
12pm CDT Sep 21, 2026-6pm CDT Sep 27, 2026
 
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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