Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. 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 28%
Wind Speed ENE 4 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 19 Jan 04:20 PM PST
Extended Forecast for

4 Miles NNE Donner Summit CA

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 29. East wind 8 to 11 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. Southwest wind 3 to 6 mph.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Southwest wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 42. West wind around 5 mph.

    High: 42 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. West wind around 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 29. East wind 8 to 11 mph.
Tuesday
Partly sunny, with a high near 42. Southwest wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Southwest wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 42. West wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 31. West wind around 5 mph.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Donner Summit CA
 39.38°N 120.36°W (Elev. 8399 ft)
1:26 pm PST Jan 19, 2026
4pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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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