Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Overcast

26°F

-3°C

Humidity 66%
Wind Speed NW 9 mph
Barometer 29.99 in (1016.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 11 Dec 12:54 am CST
Extended Forecast for

Stillman Valley IL

  • Overnight

    Overnight: Isolated flurries before 3am.  Cloudy, with a low around 17. Northwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 17 °F

    Isolated
    Flurries

  • Thursday

    Thursday: Isolated snow showers after 3pm.  Mostly cloudy, with a high near 25. Northwest wind around 5 mph becoming southeast in the afternoon.  Chance of precipitation is 20%.

    High: 25 °F

    Mostly Cloudy
    then Isolated
    Snow Showers

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 16. East southeast wind around 5 mph becoming north northeast after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow Likely

  • Friday

    Friday: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 24. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.

    High: 24 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 4. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow.  Mostly cloudy and cold, with a high near 8.

    High: 8 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -9.

    Low: -9 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and cold, with a high near 6.

    High: 6 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -7.

    Low: -7 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated flurries before 3am. Cloudy, with a low around 17. Northwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
Isolated snow showers after 3pm. Mostly cloudy, with a high near 25. Northwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 16. East southeast wind around 5 mph becoming north northeast after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 24. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 4. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 8.
Saturday Night
Partly cloudy, with a low around -9.
Sunday
Sunny and cold, with a high near 6.
Sunday Night
Mostly clear, with a low around -7.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Stillman Valley IL
 42.11°N 89.19°W
12:10 am CST Dec 11, 2025
1am CST Dec 11, 2025-6pm CST Dec 17, 2025
 
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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