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

83°F

28°C

Humidity 23%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index81°F (27°C)
Last update 22 Aug 01:09 PM PDT
Extended Forecast for

4 Miles SE Donner Summit CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. Southwest wind around 11 mph, with gusts as high as 30 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Patchy smoke before 11am. Partly sunny, with a high near 74. Southwest wind 5 to 9 mph, with gusts as high as 25 mph.

    High: 74 °F

    Patchy Smoke
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. West southwest wind 3 to 7 mph. Winds could gust as high as 23 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 28 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 73. Southwest wind around 11 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 51. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Sunday
Patchy smoke before 11am. Partly sunny, with a high near 74. Southwest wind 5 to 9 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 52. West southwest wind 3 to 7 mph. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 74. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 28 mph.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly 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 74.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Donner Summit CA
 39.29°N 120.34°W (Elev. 7067 ft)
Last Update:
11:31 am PDT Aug 22, 2026
Forecast Valid:
1pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation