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

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

Lat: 39.27611°NLon: 120.70806°WElev: 5282.0ft.

Clear

61°F

16°C

Humidity 25%
Wind Speed ENE 4 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 11 Dec 01:35 AM PST
Extended Forecast for

10 Miles WNW Donner Summit CA

  • Overnight

    Overnight: Clear, with a steady temperature around 43. South wind around 6 mph becoming north northwest.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 56. Northeast wind around 5 mph becoming calm  in the morning.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39. East northeast wind around 9 mph.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 59. East northeast wind 5 to 7 mph becoming light and variable  in the afternoon.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. East wind around 7 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a steady temperature around 43. South wind around 6 mph becoming north northwest.
Thursday
Sunny, with a high near 56. Northeast wind around 5 mph becoming calm in the morning.
Thursday Night
Clear, with a low around 39. East northeast wind around 9 mph.
Friday
Sunny, with a high near 59. East northeast wind 5 to 7 mph becoming light and variable in the afternoon.
Friday Night
Mostly clear, with a low around 37. East wind around 7 mph.
Saturday
Sunny, with a high near 57.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 53.
Monday Night
A chance of showers. Mostly cloudy, with a low around 37.
Tuesday
A chance of showers. Partly sunny, with a high near 48.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 37.
Wednesday
A chance of showers. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW Donner Summit CA
 39.39°N 120.56°W (Elev. 7635 ft)
1:21 am PST Dec 11, 2025
1am PST Dec 11, 2025-6pm PST 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