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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

Fog

37°F

3°C

Humidity 100%
Wind Speed S 12 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 37°F (3°C)
Visibility 0.25 mi
Wind Chill29°F (-2°C)
Last update 01 Jan 07:20 PM PST
Extended Forecast for

4 Miles SW Donner Summit CA

Winter Storm Warning January 2, 10:00pm until January 5, 04:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 27. South wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: A 30 percent chance of snow after 4pm. Partly sunny, with a high near 41. Calm wind becoming south southwest around 6 mph in the afternoon. Little or no snow accumulation expected.

    High: 41 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow before 1am, then rain and snow. Steady temperature around 33. South wind 13 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Snow then
    Rain/Snow

  • Saturday

    Saturday: Rain and snow, becoming all snow after 1pm. Some thunder is also possible. High near 36. South southwest wind 14 to 18 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 29. South southwest wind around 21 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 29 °F

    Heavy Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

    High: 32 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 27. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 27 °F

    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. Cloudy, with a high near 31.

    High: 31 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Snow Likely

Detailed Forecast

Tonight
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 27. South wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow after 4pm. Partly sunny, with a high near 41. Calm wind becoming south southwest around 6 mph in the afternoon. Little or no snow accumulation expected.
Friday Night
Snow before 1am, then rain and snow. Steady temperature around 33. South wind 13 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
Rain and snow, becoming all snow after 1pm. Some thunder is also possible. High near 36. South southwest wind 14 to 18 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Low around 29. South southwest wind around 21 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 27. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Monday
Snow. The snow could be heavy at times. Cloudy, with a high near 31.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21.
Tuesday
A chance of snow, mainly before 10am. Partly sunny, with a high near 36.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A chance of snow. Partly sunny, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Donner Summit CA
 39.27°N 120.45°W (Elev. 6798 ft)
Last Update:
1:21 pm PST Jan 1, 2026
Forecast Valid:
7pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation