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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.06971°NLon: 120.41989°WElev: 5240.0ft.

NA

55°F

13°C

Humidity 62%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 15 Aug 07:09 AM PDT
Extended Forecast for

Donner Summit CA

  • Today

    Today: Sunny, with a high near 69. Southwest wind around 8 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Light and variable wind becoming west southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. West southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Southwest wind around 8 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 43. Light and variable wind.
Sunday
Sunny, with a high near 73. Light and variable wind becoming west southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 48. West southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Donner Summit CA
 39.33°N 120.37°W (Elev. 6965 ft)
Last Update:
2:00 am PDT Aug 15, 2026
Forecast Valid:
9am PDT Aug 15, 2026-6pm PDT Aug 21, 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