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.

Light Rain

71°F

22°C

Humidity 81%
Wind Speed S 5 mph
Barometer 29.79 in (1008.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 15 Apr 2:56 pm CDT
Extended Forecast for

Sterling IL

Flood Watch April 17, 10:00pm until April 20, 09:00pm
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then showers and thunderstorms likely between 4pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 71 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm. Low around 58. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind 5 to 10 mph.

    High: 73 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 42. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 42 °F

    Heavy Rain

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 53.

    High: 53 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then showers and thunderstorms likely between 4pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms, mainly before 10pm. Low around 58. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers and thunderstorms before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 42. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sterling IL
 41.8°N 89.7°W (Elev. 669 ft)
Last Update:
2:52 pm CDT Apr 15, 2026
Forecast Valid:
3pm CDT Apr 15, 2026-6pm CDT Apr 21, 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