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.

Mostly Cloudy

49°F

9°C

Humidity 88%
Wind Speed SW 5 mph
Barometer 29.97 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 5 Nov 8:35 pm CST
Extended Forecast for

Watson IL

  • Tonight

    Tonight: A slight chance of rain or drizzle before 1am, then a slight chance of drizzle between 1am and 4am. Cloudy, with a low around 47. West wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Rain

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 52. North northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 52 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Calm wind becoming north northwest around 5 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Calm wind becoming west southwest around 6 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

Detailed Forecast

Tonight
A slight chance of rain or drizzle before 1am, then a slight chance of drizzle between 1am and 4am. Cloudy, with a low around 47. West wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 52. North northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 30. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 54. Calm wind becoming north northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 61. Calm wind becoming west southwest around 6 mph.
Sunday Night
Clear, with a low around 34. Calm wind.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 36.
Veterans Day
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watson IL
 39.03°N 88.56°W (Elev. 551 ft)
Last Update:
8:26 pm CST Nov 5, 2026
Forecast Valid:
8pm CST Nov 5, 2026-6pm CST Nov 12, 2026
 
Forecast Discussion
 
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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