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Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 1:35 am CDT
Extended Forecast for

Sigel IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 64. Light south wind.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. West northwest wind 3 to 6 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 62. Light and variable wind.

    Low: 62 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 78. East wind 7 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 78 °F

    Chance
    T-storms then
    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 63. South southwest wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 63 °F

    Showers

  • Monday

    Monday: Partly sunny, with a high near 75. North wind around 11 mph, with gusts as high as 18 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. North northeast wind 5 to 8 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 64. Light south wind.
Saturday
Mostly sunny, with a high near 81. West northwest wind 3 to 6 mph.
Saturday Night
Increasing clouds, with a low around 62. Light and variable wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 78. East wind 7 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 63. South southwest wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 75. North wind around 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 56. North northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
A chance of showers. Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sigel IL
 39.23°N 88.49°W (Elev. 623 ft)
Last Update:
1:26 am CDT Jun 20, 2026
Forecast Valid:
1am CDT Jun 20, 2026-6pm CDT Jun 26, 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