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

49°F

9°C

Humidity 78%
Wind Speed SE 6 mph
Barometer 30.04 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 16 Feb 8:15 pm CST
Extended Forecast for

3 Miles NNW Mason IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. South wind around 7 mph.

    Low: 39 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 61. South wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 61 °F

    Patchy Fog
    then Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 54. Breezy, with a south wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Breezy.
    Cloudy then
    Slight Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 70. West southwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Southwest wind around 6 mph becoming south southeast after midnight.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely after noon. Partly sunny, with a high near 68. South southeast wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before midnight. Partly cloudy, with a low around 37. West wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. South wind around 7 mph.
Tuesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 61. South wind 6 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 54. Breezy, with a south wind 14 to 20 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 70. West southwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 47. Southwest wind around 6 mph becoming south southeast after midnight.
Thursday
Rain likely after noon. Partly sunny, with a high near 68. South southeast wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 40 percent chance of rain before midnight. Partly cloudy, with a low around 37. West wind 10 to 14 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mason IL
 38.99°N 88.65°W (Elev. 499 ft)
Last Update:
7:52 pm CST Feb 16, 2026
Forecast Valid:
8pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
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Additional Resources

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Chance of Precipitation