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.

A Few Clouds and Windy

42°F

6°C

Humidity 92%
Wind Speed SW 30 G 35 mph
Barometer 29.47 in (998.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 9 Jan 2:56 am CST
Extended Forecast for

6 Miles NNW Lanark IL

  • Overnight

    Overnight: A 30 percent chance of rain. Cloudy, with a low around 36. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    Low: 36 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 43. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 43 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 3am. Increasing clouds, with a low around 29. Calm wind becoming west around 5 mph after midnight.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 36. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Cloudy, with a low around 36. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Friday
A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 43. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
A 30 percent chance of snow, mainly after 3am. Increasing clouds, with a low around 29. Calm wind becoming west around 5 mph after midnight.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 36. West wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 44.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Lanark IL
 42.17°N 89.89°W (Elev. 830 ft)
Last Update:
2:46 am CST Jan 9, 2026
Forecast Valid:
3am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation