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

52°F

11°C

Humidity 23%
Wind Speed ENE 4 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Jan 09:55 PM PST
Extended Forecast for

9 Miles WNW Donner Summit CA

  • Tonight

    Tonight: Mostly clear, with a low around 32. East northeast wind around 7 mph.

    Low: 32 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Widespread haze after 3pm. Sunny, with a high near 47. East wind around 10 mph, with gusts as high as 18 mph.

    High: 47 °F

    Sunny then
    Haze

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. East wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. East wind around 6 mph becoming west southwest in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. East wind around 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 32. East northeast wind around 7 mph.
M.L.King Day
Widespread haze after 3pm. Sunny, with a high near 47. East wind around 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 30. East wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 50. East wind around 6 mph becoming west southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 32. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 29.
Saturday
A slight chance of snow. Mostly sunny, with a high near 43.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Donner Summit CA
 39.4°N 120.54°W (Elev. 7188 ft)
1:21 pm PST Jan 18, 2026
10pm PST Jan 18, 2026-6pm PST Jan 25, 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