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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Donner Summit CA

  • Today

    Today: Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 43. Southwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. West southwest wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Clear, with a low around 43. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 73. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 44. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 76. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Clear, with a low around 49.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Donner Summit CA
 39.33°N 120.4°W (Elev. 6394 ft)
Last Update:
5:21 am PDT Aug 17, 2025
Forecast Valid:
8am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
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