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.

Overcast

23°F

-5°C

Humidity 71%
Wind Speed SE 3 mph
Barometer 30.24 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 1 Feb 8:15 pm CST
Extended Forecast for

Jewett IL

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before midnight. Cloudy, with a low around 18. South wind around 8 mph, with gusts as high as 18 mph.

    Low: 18 °F

    Chance Snow
    then Slight
    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 32. Southwest wind 5 to 8 mph becoming west northwest in the afternoon.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow. Mostly cloudy, with a high near 30. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 30 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. North wind around 6 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. North wind 3 to 6 mph.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. Calm wind.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly before midnight. Cloudy, with a low around 18. South wind around 8 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, with a high near 32. Southwest wind 5 to 8 mph becoming west northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 21. Calm wind.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 30. Calm wind becoming north northeast 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 13. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 26. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 9. Calm wind.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jewett IL
 39.2°N 88.26°W (Elev. 551 ft)
Last Update:
7:52 pm CST Feb 1, 2026
Forecast Valid:
8pm CST Feb 1, 2026-6pm CST Feb 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