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

47°F

8°C

Humidity 51%
Wind Speed N 3 mph
Barometer 30.29 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 12:35 am CDT
Extended Forecast for

4 Miles S Wheeler IL

Frost Advisory April 20, 01:00am until April 20, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Overnight

    Overnight: Areas of frost after 5am. Otherwise, partly cloudy, with a low around 37. North northeast wind 3 to 6 mph.

    Low: 37 °F

    Areas Frost

  • Monday

    Monday: Areas of frost before 7am. Otherwise, sunny, with a high near 62. East wind around 6 mph becoming calm in the afternoon.

    High: 62 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. South southeast wind 3 to 8 mph. Winds could gust as high as 16 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Southwest wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. West southwest wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind 6 to 8 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Breezy.

    High: 79 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
Areas of frost after 5am. Otherwise, partly cloudy, with a low around 37. North northeast wind 3 to 6 mph.
Monday
Areas of frost before 7am. Otherwise, sunny, with a high near 62. East wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 47. South southeast wind 3 to 8 mph. Winds could gust as high as 16 mph.
Tuesday
Sunny, with a high near 76. Southwest wind 8 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 76. West southwest wind 8 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 57. South wind 6 to 8 mph.
Thursday
Sunny, with a high near 79. Breezy.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 53.
Saturday
A chance of showers. Partly sunny, with a high near 69.
Saturday Night
A chance of showers. Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Wheeler IL
 38.98°N 88.31°W (Elev. 551 ft)
Last Update:
12:35 am CDT Apr 20, 2026
Forecast Valid:
12am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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