Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

70°F

21°C

Humidity 71%
Wind Speed Calm
Barometer 29.75 in (1006.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 30 Mar 8:56 pm CDT
Extended Forecast for

6 Miles SSE Harmon IL

Severe T-storm Watch until March 31, 03:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until March 31, 03:00am

    NOW until 3:00am Tue

    Severe T-storm Watch

  • Tonight

    Low: 61 °F

    Scattered
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 3pm.  Partly sunny, with a high near 75. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    T-storms
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then showers likely.  Low around 38. North wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 38 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 46. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%.

    High: 46 °F

    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 39. East northeast wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 69. Chance of precipitation is 100%.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 61. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 75. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 38. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 46. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 39. East northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Thursday
Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 100%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 68.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Saturday
Showers likely. Mostly cloudy, with a high near 62. Breezy.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Harmon IL
 41.64°N 89.51°W
8:36 pm CDT Mar 30, 2026
9pm CDT Mar 30, 2026-6pm CDT Apr 6, 2026
 
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