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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

Clear

55°F

13°C

Humidity 22%
Wind Speed W 3 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 30 Dec 11:00 AM PST
Extended Forecast for

3 Miles W Donner Summit CA

  • Today

    Today: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Widespread frost between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Frost then
    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 4pm. High near 48. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 33. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Rain

  • New Year's Day

    New Year's Day: Rain. High near 44. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 34. Chance of precipitation is 90%.

    Low: 34 °F

    Rain

  • Friday

    Friday: Rain. High near 42. Chance of precipitation is 80%.

    High: 42 °F

    Rain

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after 1am. The snow could be heavy at times. Cloudy, with a low around 28.

    Low: 28 °F

    Rain/Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Cloudy, with a high near 37.

    High: 37 °F

    Heavy Snow

Detailed Forecast

Today
Sunny, with a high near 48. Calm wind.
Tonight
Widespread frost between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Wednesday
Rain, mainly after 4pm. High near 48. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 33. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
New Year's Day
Rain. High near 44. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 100%.
Thursday Night
Rain. Low around 34. Chance of precipitation is 90%.
Friday
Rain. High near 42. Chance of precipitation is 80%.
Friday Night
Rain and snow, becoming all snow after 1am. The snow could be heavy at times. Cloudy, with a low around 28.
Saturday
Snow. The snow could be heavy at times. Cloudy, with a high near 37.
Saturday Night
Snow. Mostly cloudy, with a low around 26.
Sunday
Snow likely. Mostly cloudy, with a high near 38.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 23.
Monday
Snow likely. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Donner Summit CA
 39.32°N 120.43°W (Elev. 6198 ft)
Last Update:
1:21 am PST Dec 30, 2025
Forecast Valid:
11am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation