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

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed Calm
Barometer 29.96 in (1013.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 1 Sep 9:56 pm CDT
Extended Forecast for

Amboy IL

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 101. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South southeast wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 101. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 73. Southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Heat index values as high as 99. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South southeast wind around 5 mph.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Amboy IL
 41.72°N 89.33°W
Last Update:
9:06 pm CDT Sep 1, 2026
Forecast Valid:
10pm CDT Sep 1, 2026-6pm CDT Sep 8, 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