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

78°F

26°C

Humidity 67%
Wind Speed SW 5 mph
Barometer 30.03 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 7:55 pm CDT
Extended Forecast for

4 Miles WNW Watson IL

  • Tonight

    Tonight: Clear, with a low around 65. Light and variable wind.

    Low: 65 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Heat index values as high as 101. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 75. South wind 6 to 9 mph, with gusts as high as 16 mph.

    Low: 75 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 92. South southwest wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind around 6 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 65. Light and variable wind.
Friday
Sunny, with a high near 87. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 92. Heat index values as high as 101. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Clear, with a low around 75. South wind 6 to 9 mph, with gusts as high as 16 mph.
Sunday
Sunny, with a high near 92. South southwest wind 6 to 10 mph, with gusts as high as 16 mph.
Sunday Night
Mostly clear, with a low around 75. South wind around 6 mph.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Watson IL
 39.06°N 88.64°W (Elev. 551 ft)
Last Update:
5:55 pm CDT Jun 19, 2025
Forecast Valid:
8pm CDT Jun 19, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation