Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Light Rain

65°F

18°C

Humidity 81%
Wind Speed Calm
Barometer 30.16 in (1021.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 1 Sep 7:56 pm CDT
Extended Forecast for

6 Miles NNW Lanark IL

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northeast wind around 5 mph becoming calm.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Calm wind becoming southwest around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm.  High near 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am.  Partly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 1am.  Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 57. Calm wind becoming southwest around 5 mph.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 65.
Thursday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Lanark IL
 42.17°N 89.89°W (Elev. 830 ft)
8:00 pm CDT Sep 1, 2025
8pm CDT Sep 1, 2025-6pm CDT Sep 8, 2025
 
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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