National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Hazardous Weather Conditions

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

Clear

54°F

12°C

Humidity 64%
Wind Speed NE 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 Nov 05:52 PM PST
Extended Forecast for

8 Miles W Donner Summit CA

Winter Weather Advisory November 15, 10:00pm until November 17, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Showers, mainly after 9pm. Areas of fog after midnight. Low around 31. East wind around 6 mph becoming light and variable. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 31 °F

    Showers and
    Areas Fog

  • Sunday

    Sunday: Rain and snow showers. Widespread dense fog between 9am and 10am. Areas of freezing fog before 9am. Steady temperature around 34. South wind around 8 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Rain/Snow and
    Areas
    Freezing Fog

  • Sunday Night

    Sunday Night: Rain and snow showers. Low around 28. South wind 7 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Rain/Snow

  • Monday

    Monday: Snow showers. High near 36. South southwest wind around 5 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow Showers

  • Monday Night

    Monday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 23. Calm wind. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers before 1pm, then a slight chance of rain showers. Partly sunny, with a high near 38. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    Showers then
    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow showers after 4pm. Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers before 7pm, then snow showers likely. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

Detailed Forecast

Tonight
Showers, mainly after 9pm. Areas of fog after midnight. Low around 31. East wind around 6 mph becoming light and variable. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain and snow showers. Widespread dense fog between 9am and 10am. Areas of freezing fog before 9am. Steady temperature around 34. South wind around 8 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow showers. Low around 28. South wind 7 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow showers. High near 36. South southwest wind around 5 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 23. Calm wind. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers before 1pm, then a slight chance of rain showers. Partly sunny, with a high near 38. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A slight chance of rain and snow showers after 4pm. Mostly sunny, with a high near 41.
Wednesday Night
A slight chance of rain and snow showers before 7pm, then snow showers likely. Mostly cloudy, with a low around 26.
Thursday
Snow showers likely, mainly before 10am. The snow could be heavy at times. Mostly cloudy, with a high near 35.
Thursday Night
A chance of snow showers. The snow could be heavy at times. Mostly cloudy, with a low around 24.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Donner Summit CA
 39.33°N 120.52°W (Elev. 6388 ft)
Last Update:
1:21 pm PST Nov 15, 2025
Forecast Valid:
6pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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