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Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair and Breezy

43°F

6°C

Humidity 74%
Wind Speed E 23 mph
Barometer 30.11 in (1020.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 1 Apr 4:56 pm CDT
Extended Forecast for

Nachusa IL

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly after 7pm. Low around 39. Breezy, with an east wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 70. Breezy, with an east southeast wind 15 to 25 mph becoming south southwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 70 °F

    Breezy.
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 10pm. Low around 44. Breezy, with a south wind 15 to 20 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    T-storms and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 63. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 30%.

    High: 63 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 52. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms before 1pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 40%.

    High: 52 °F

    Scattered
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 52. Breezy.

    High: 52 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

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

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly after 7pm. Low around 39. Breezy, with an east wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 70. Breezy, with an east southeast wind 15 to 25 mph becoming south southwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers and thunderstorms before 10pm. Low around 44. Breezy, with a south wind 15 to 20 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 63. West wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 30%.
Friday Night
Showers and possibly a thunderstorm. Low around 52. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday
Scattered showers and thunderstorms before 1pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 34. Breezy.
Sunday
Partly sunny, with a high near 52. Breezy.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nachusa IL
 41.83°N 89.38°W
Last Update:
3:46 pm CDT Apr 1, 2026
Forecast Valid:
5pm CDT Apr 1, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation