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.

Mostly Cloudy

52°F

11°C

Humidity 70%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 1 May 7:55 pm CDT
Extended Forecast for

4 Miles W Effingham IL

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 42. North wind 3 to 5 mph.

    Low: 42 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 56. North northeast wind 5 to 8 mph becoming northwest in the afternoon.

    High: 56 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 37. North northwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Sunny, with a high near 67. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 51. South southwest wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 56. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 42. North wind 3 to 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 56. North northeast wind 5 to 8 mph becoming northwest in the afternoon.
Saturday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 37. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 67. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51. South southwest wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 50%.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 56. South southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 64. Chance of precipitation is 80%.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 61.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Effingham IL
 39.12°N 88.61°W (Elev. 551 ft)
Last Update:
7:36 pm CDT May 1, 2026
Forecast Valid:
8pm CDT May 1, 2026-6pm CDT May 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