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.

Partly Cloudy

61°F

16°C

Humidity 32%
Wind Speed W 16 G 24 mph
Barometer 30.21 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 2:55 pm CDT
Extended Forecast for

Effingham IL

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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. West wind around 16 mph, with gusts as high as 30 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind around 5 mph becoming calm in the morning.

    High: 60 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. West southwest wind 6 to 8 mph, with gusts as high as 15 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. West wind around 16 mph, with gusts as high as 30 mph.
Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind around 5 mph becoming calm in the morning.
Monday Night
Mostly clear, with a low around 46. South southeast wind 5 to 8 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 75. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 56. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 75. West southwest wind 6 to 8 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 78.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.
Friday Night
A chance of showers. Mostly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Effingham IL
 39.12°N 88.55°W (Elev. 581 ft)
Last Update:
1:26 pm CDT Apr 19, 2026
Forecast Valid:
3pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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