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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

NA

64°F

18°C

Humidity 37%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 22 Aug 07:09 AM PDT
Extended Forecast for

4 Miles E Donner Summit CA

  • Today

    Today: Sunny, with a high near 74. Southwest wind 6 to 11 mph, with gusts as high as 29 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. West southwest wind 5 to 9 mph becoming light south in the evening. Winds could gust as high as 23 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °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 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Southwest wind 6 to 11 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 75. Light south southwest wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 53. West southwest wind 5 to 9 mph becoming light south in the evening. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 74. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Donner Summit CA
 39.32°N 120.31°W (Elev. 7064 ft)
Last Update:
2:00 am PDT Aug 22, 2026
Forecast Valid:
8am PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation