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.

Fair

68°F

20°C

Humidity 56%
Wind Speed S 16 G 29 mph
Barometer 29.66 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 May 11:35 pm CDT
Extended Forecast for

Watson IL

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms between 3am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 56. South southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 10am, then showers between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. High near 61. South southwest wind 6 to 11 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 44. North northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. North wind 7 to 9 mph, with gusts as high as 15 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. West northwest wind 5 to 9 mph.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. South southwest wind 3 to 6 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms between 3am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 56. South southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm before 10am, then showers between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. High near 61. South southwest wind 6 to 11 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 44. North northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Partly sunny, with a high near 57. North wind 7 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 40. North wind around 6 mph.
Thursday
Mostly sunny, with a high near 61. West northwest wind 5 to 9 mph.
Thursday Night
Mostly clear, with a low around 44. South southwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 68.
Friday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 72.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 68.
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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:
10:36 pm CDT May 4, 2026
Forecast Valid:
11pm CDT May 4, 2026-6pm CDT May 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation