National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

63°F

17°C

Humidity 100%
Wind Speed SW 10 mph
Barometer 29.83 in (1009.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Apr 3:56 am CDT
Extended Forecast for

6 Miles SSE Harmon IL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Low around 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 30 mph.
Tuesday
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday Night
Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Low around 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 73. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 56.
Friday
A chance of showers after 1pm. Partly sunny, with a high near 82.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52.
Saturday
A chance of showers. Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Harmon IL
 41.64°N 89.51°W
Last Update:
2:56 am CDT Apr 13, 2026
Forecast Valid:
4am CDT Apr 13, 2026-6pm CDT Apr 19, 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