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

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Snow

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 27°F (-3°C)
Visibility 1.00 mi
Last update 1 Dec 7:55 pm CST
Extended Forecast for

Jewett IL

Winter Weather Advisory until December 2, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 2, 06:00am

    NOW until 6:00am Tue

    Winter Weather Advisory

  • Tonight

    Low: 18 °F

    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 24. Northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 24 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16. Calm wind becoming south around 6 mph after midnight.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. South wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11. West wind 6 to 10 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 18. North wind 5 to 10 mph, with gusts as high as 17 mph.

    High: 18 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4. Light and variable wind.

    Low: 4 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow, mainly before 1am. Low around 18. Calm wind becoming west northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
Mostly cloudy, with a high near 24. Northwest wind 5 to 8 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 16. Calm wind becoming south around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 35. South wind 7 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly cloudy, with a low around 11. West wind 6 to 10 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 18. North wind 5 to 10 mph, with gusts as high as 17 mph.
Thursday Night
Partly cloudy, with a low around 4. Light and variable wind.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly cloudy, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jewett IL
 39.2°N 88.26°W (Elev. 551 ft)
Last Update:
6:36 pm CST Dec 1, 2025
Forecast Valid:
8pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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