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Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

32°F

0°C

Humidity 69%
Wind Speed NE 7 mph
Barometer 30.15 in (1021.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 14 Mar 4:56 am CDT
Extended Forecast for

Nachusa IL

Winter Storm Watch March 15, 10:00pm until March 16, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: A slight chance of snow showers between 9am and 1pm. Mostly cloudy, with a high near 43. East southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 36. East southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers after 4pm. High near 60. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Breezy.
    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Snow showers, possibly mixed with rain, becoming all snow after 1am. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 17. Windy, with a west wind 20 to 30 mph becoming north in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 17 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: Snow showers likely, mainly before 1pm. Widespread blowing snow, mainly before 7am. Cloudy, with a high near 22. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.

    High: 22 °F

    Snow Showers
    Likely and
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 4. Blustery.

    Low: 4 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Snow Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow showers between 9am and 1pm. Mostly cloudy, with a high near 43. East southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 36. East southeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers after 4pm. High near 60. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Snow showers, possibly mixed with rain, becoming all snow after 1am. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 17. Windy, with a west wind 20 to 30 mph becoming north in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow showers likely, mainly before 1pm. Widespread blowing snow, mainly before 7am. Cloudy, with a high near 22. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 4. Blustery.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 55.
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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:
3:31 am CDT Mar 14, 2026
Forecast Valid:
5am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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