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

63°F

17°C

Humidity 54%
Wind Speed SE 6 mph
Barometer 30.17 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 May 9:15 am CDT
Extended Forecast for

Watson IL

  • Today

    Today: Sunny, with a high near 79. South wind 7 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 11pm and 1am. Mostly cloudy, then gradually becoming clear, with a low around 55. South southwest wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 69. Northwest wind 10 to 17 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45. North wind 5 to 10 mph becoming light north northeast in the evening. Winds could gust as high as 18 mph.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. Calm wind becoming south southeast 5 to 8 mph after midnight. Winds could gust as high as 15 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77. South southeast wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 77 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 79. South wind 7 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 24 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly between 11pm and 1am. Mostly cloudy, then gradually becoming clear, with a low around 55. South southwest wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 69. Northwest wind 10 to 17 mph, with gusts as high as 25 mph.
Wednesday Night
Clear, with a low around 45. North wind 5 to 10 mph becoming light north northeast in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 69. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 51. Calm wind becoming south southeast 5 to 8 mph after midnight. Winds could gust as high as 15 mph.
Friday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77. South southeast wind 10 to 14 mph, with gusts as high as 21 mph.
Friday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 60.
Saturday
Sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A chance of showers. Partly cloudy, with a low around 68.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watson IL
 39.03°N 88.56°W (Elev. 551 ft)
Last Update:
7:51 am CDT May 12, 2026
Forecast Valid:
9am CDT May 12, 2026-6pm CDT May 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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