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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

57°F

14°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 29.96 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Apr 2:55 am CDT
Extended Forecast for

5 Miles W Mode IL

  • Overnight

    Overnight: Mostly clear, with a low around 56. South wind 3 to 5 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 82. South wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 48. South wind around 15 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    T-storms
    Likely then
    T-storms

  • Saturday

    Saturday: Showers likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 60. West northwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 56. South wind 3 to 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 82. South wind 6 to 16 mph, with gusts as high as 28 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 48. South wind around 15 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. West northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 36. Northwest wind 5 to 7 mph becoming east northeast after midnight.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Mode IL
 39.26°N 88.75°W (Elev. 604 ft)
Last Update:
2:50 am CDT Apr 17, 2026
Forecast Valid:
3am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation