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

Mount Carmel, Mount Carmel Municipal Airport (KAJG)

Lat: 38.61°NLon: 87.73°WElev: 423ft.

Fair

81°F

27°C

Humidity 35%
Wind Speed SW 14 mph
Barometer 29.83 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Mar 5:15 pm CDT
Extended Forecast for

Sumner IL

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 16 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77. Northeast wind around 6 mph becoming light and variable.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Light southwest wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 16 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. North wind 15 to 18 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 55. North wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. North northeast wind around 7 mph becoming east after midnight.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. West wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 77. Northeast wind around 6 mph becoming light and variable.
Saturday Night
Mostly clear, with a low around 60. Light southwest wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 16 mph.
Sunday
Mostly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 23 mph.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. North wind 15 to 18 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 55. North wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 37. North northeast wind around 7 mph becoming east after midnight.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly cloudy, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner IL
 38.72°N 87.87°W (Elev. 479 ft)
Last Update:
4:36 pm CDT Mar 20, 2026
Forecast Valid:
5pm CDT Mar 20, 2026-6pm CDT Mar 27, 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