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.

Fair

43°F

6°C

Humidity 56%
Wind Speed Vrbl 5 mph
Barometer 30.26 in (1024.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 29 Mar 2:56 am CDT
Extended Forecast for

Nachusa IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 61. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 70%.

    High: 76 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.

    Low: 37 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. South wind around 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 65. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 48. South wind around 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 61. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 32.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 35.
Friday
Mostly cloudy, with a high near 60.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46.
Saturday
Showers likely. Mostly cloudy, with a high near 62. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nachusa IL
 41.83°N 89.38°W
Last Update:
3:26 am CDT Mar 29, 2026
Forecast Valid:
3am CDT Mar 29, 2026-6pm CDT Apr 4, 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