Hazardous Weather Conditions
Current conditions at
Sterling Rockfalls (KSQI)
Lat: 41.74°NLon: 89.67°WElev: 643ft.
Fair
6°F
-14°C
| Humidity | 76% |
| Wind Speed | W 7 mph |
| Barometer | 30.17 in (1023.1 mb) |
| Dewpoint | 0°F (-18°C) |
| Visibility | 10.00 mi |
| Wind Chill | -6°F (-21°C) |
| Last update | 17 Mar 7:56 am CDT |
Extended Forecast for
Nachusa IL
Today

High: 21 °F
Increasing
CloudsTonight

Low: 18 °F⇑
Snow
Wednesday
High: 39 °F
Chance Snow
then Mostly
SunnyWednesday Night

Low: 34 °F
Mostly Cloudy
Thursday

High: 49 °F
Mostly Sunny
Thursday Night

Low: 35 °F
Mostly Cloudy
Friday

High: 60 °F
Partly Sunny
Friday Night

Low: 39 °F
Mostly Cloudy
Saturday

High: 66 °F
Mostly Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 21. Wind chill values as low as -6. West northwest wind around 10 mph becoming southwest in the afternoon.
Tonight
Snow, mainly between 10pm and 4am. Temperature falling to near 18 by 8pm, then rising to around 25 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 30 percent chance of snow before 7am. Partly sunny, with a high near 39. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 34. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 49. South wind around 5 mph becoming northwest in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 46.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Nachusa IL
41.83°N 89.38°W
41.83°N 89.38°W
5:56 am CDT Mar 17, 2026
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026



