Severe Weather in the Northeast; Santa Ana Winds for Southern California

A couple tornadoes, scattered damaging winds, and locally heavy rains are possible across portions of the Northeast and Mid-Atlantic today. On the West Coast, gusty Santa Ana winds will create locally critical fire weather conditions over southern California. Read More >

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.069711°NLon: 120.419886°WElev: 5240ft.

NA

70°F

21°C

Humidity 16%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 16 Oct 11:09 AM PDT
Extended Forecast for

Donner Summit CA

  • Today

    Today: Sunny, with a high near 64. Southwest wind 7 to 10 mph.

    Sunny

    High: 64 °F

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South wind 5 to 13 mph, with gusts as high as 20 mph.

    Increasing
    Clouds

    Low: 33 °F

  • Sunday

    Sunday: Sunny, then becoming cloudy during the afternoon, with a high near 50. Breezy, with a south southwest wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.

    Mostly Sunny
    then Becoming
    Cloudy and
    Breezy

    High: 50 °F

  • Sunday
    Night

    Sunday Night: Snow showers likely, mainly before 11pm.  Mostly cloudy, with a low around 22. Breezy, with a southwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 41 mph.  Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Snow Showers
    Likely and
    Breezy

    Low: 22 °F

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind 6 to 13 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 40 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 22.

    Partly Cloudy

    Low: 22 °F

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    Sunny

    High: 50 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of snow showers after 11pm.  Mostly cloudy, with a low around 30.

    Slight Chance
    Snow Showers

    Low: 30 °F

  • Wednesday

    Wednesday: A chance of snow showers before 11am, then a chance of rain showers.  Partly sunny, with a high near 46.

    Chance
    Rain/Snow
    then Chance
    Showers

    High: 46 °F

Detailed Forecast

Today
Sunny, with a high near 64. Southwest wind 7 to 10 mph.
Tonight
Increasing clouds, with a low around 33. South wind 5 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, then becoming cloudy during the afternoon, with a high near 50. Breezy, with a south southwest wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.
Sunday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Monday
Mostly sunny, with a high near 40. West wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 50.
Tuesday Night
A slight chance of snow showers after 11pm. Mostly cloudy, with a low around 30.
Wednesday
A chance of snow showers before 11am, then a chance of rain showers. Partly sunny, with a high near 46.
Wednesday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 54.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 35.
Friday
A chance of showers. Partly sunny, with a high near 52.
Click Map For Forecast
Point Forecast:
Donner Summit CA
 39.3°N 120.4°W (Elev. 7037 ft)
1:39 am PDT Oct 16, 2021
11am PDT Oct 16, 2021-6pm PDT Oct 22, 2021
 
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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