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

69°F

21°C

Humidity 88%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 9:15 pm CDT
Extended Forecast for

Herrick IL

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

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Calm wind becoming east around 5 mph after midnight.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 11am. Mostly cloudy, with a high near 81. East southeast wind 7 to 15 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 4am, then a slight chance of showers. Low around 63. South southwest wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, with a high near 74. North wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 74 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. North northeast wind 3 to 8 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Light north northeast wind.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. Calm wind becoming east around 5 mph after midnight.
Sunday
Showers and thunderstorms likely, mainly after 11am. Mostly cloudy, with a high near 81. East southeast wind 7 to 15 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 63. South southwest wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Mostly cloudy, with a high near 74. North wind 8 to 10 mph, with gusts as high as 16 mph.
Monday Night
Partly cloudy, with a low around 56. North northeast wind 3 to 8 mph.
Tuesday
Sunny, with a high near 78. Light north northeast wind.
Tuesday Night
Mostly clear, with a low around 58. Calm wind.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Herrick IL
 39.22°N 88.98°W (Elev. 587 ft)
Last Update:
8:11 pm CDT Jun 20, 2026
Forecast Valid:
9pm CDT Jun 20, 2026-6pm CDT Jun 27, 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