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.

Fair

71°F

22°C

Humidity 71%
Wind Speed S 6 mph
Barometer 30.17 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 24 Jun 8:35 am CDT
Extended Forecast for

Jewett IL

  • Today

    Today: Mostly sunny, with a high near 80. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms. Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 83 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 79. South southwest wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 79 °F

    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind 3 to 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Calm wind becoming south southwest 5 to 7 mph in the morning.
Tonight
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A slight chance of showers before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 79. South southwest wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind 3 to 5 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 92.
Monday Night
Clear, with a low around 74.
Tuesday
Sunny, with a high near 93.
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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:
7:36 am CDT Jun 24, 2026
Forecast Valid:
8am CDT Jun 24, 2026-6pm CDT Jun 30, 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