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.

Overcast

57°F

14°C

Humidity 100%
Wind Speed S 8 mph
Barometer 30.23 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 1 Nov 9:35 pm CST
Extended Forecast for

Cambria IL

  • Tonight

    Tonight: A slight chance of drizzle. Cloudy, with a low around 56. Southeast wind 5 to 7 mph.

    Low: 56 °F

    Slight Chance
    Drizzle

  • Monday

    Monday: A slight chance of drizzle before 10am. Mostly cloudy, with a high near 70. South wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 70 °F

    Slight Chance
    Drizzle then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61. South wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely after noon. Mostly cloudy, with a high near 75. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 75 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 56. South wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before noon. Partly sunny, with a high near 70. Southwest wind 6 to 9 mph.

    High: 70 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Light west southwest wind.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Calm wind becoming west 5 to 7 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of drizzle. Cloudy, with a low around 56. Southeast wind 5 to 7 mph.
Monday
A slight chance of drizzle before 10am. Mostly cloudy, with a high near 70. South wind 8 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 61. South wind 9 to 16 mph, with gusts as high as 24 mph.
Tuesday
Showers likely after noon. Mostly cloudy, with a high near 75. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 56. South wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday
A 40 percent chance of showers before noon. Partly sunny, with a high near 70. Southwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 46. Light west southwest wind.
Thursday
Mostly sunny, with a high near 68. Calm wind becoming west 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 45. Calm wind.
Friday
Partly sunny, with a high near 64. Calm wind becoming northwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 41. Light north northwest wind.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 40. Calm wind.
Sunday
A slight chance of showers. Mostly sunny, with a high near 64. Calm wind becoming west northwest 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cambria IL
 37.78°N 89.11°W
Last Update:
6:56 pm CST Nov 1, 2026
Forecast Valid:
9pm CST Nov 1, 2026-6pm CST Nov 8, 2026
 
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