National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

36°F

2°C

Humidity 94%
Wind Speed Calm
Barometer 30.52 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Oct 5:55 am CDT
Extended Forecast for

4 Miles ENE Mode IL

Frost Advisory October 18, 06:02am until October 18, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory October 18, 06:02am until October 18, 09:00am

    NOW until 9:00am Sun

    Frost Advisory

  • Today

    High: 66 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Clear, with a low around 37. Calm wind.

    Low: 37 °F

    Clear

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 70. Calm wind.

    High: 70 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Today
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66. South wind 3 to 7 mph.
Tonight
Clear, with a low around 37. Calm wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 70. Calm wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 44.
Thursday
Sunny, with a high near 78.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Mode IL
 39.3°N 88.57°W (Elev. 620 ft)
Last Update:
5:06 am CDT Oct 18, 2026
Forecast Valid:
6am CDT Oct 18, 2026-6pm CDT Oct 24, 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