Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Overcast

42°F

6°C

Humidity 100%
Wind Speed E 20 mph
Barometer 29.79 in (1009.1 mb)
Dewpoint 42°F (6°C)
Visibility 9.00 mi
Wind Chill33°F (1°C)
Last update 2 Apr 7:56 am CDT
Extended Forecast for

Nachusa IL

Wind Advisory April 2, 01:00pm until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  Patchy fog before noon. High near 70. Breezy, with an east southeast wind 15 to 25 mph becoming south in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 11pm.  Mostly cloudy, with a low around 43. Breezy, with a south southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Breezy.
    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 64. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 47. East wind around 15 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%.

    Low: 47 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 57. Breezy, with a west wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 57 °F

    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before noon. High near 70. Breezy, with an east southeast wind 15 to 25 mph becoming south in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 43. Breezy, with a south southwest wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 64. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Friday Night
Showers and possibly a thunderstorm. Low around 47. East wind around 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 57. Breezy, with a west wind 15 to 25 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 33. Breezy.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 63. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Nachusa IL
 41.83°N 89.38°W
8:36 am CDT Apr 2, 2026
8am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
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