Dangerous Heat Building in the West; Severe Storms in the Upper Midwest

A long duration heat wave will build across the Southwest, California, and Pacific Northwest. Dangerous heat is also forecast for the Great Basin and South Plains. Severe storms in the Upper Midwest may have locally heavy rain, damaging winds, and very large hail. Heavy rain and flooding will also be possible in the Deep South and Appalachians. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

NA

74°F

23°C

Humidity 30%
Wind Speed W 7 MPH
Barometer 1003.05 mb
Dewpoint 41°F (5°C)
Visibility NA
Last update 12 Aug 07:09 PM PDT
Extended Forecast for

7 Miles SSW Donner Summit CA

  • Tonight

    Tonight: Mostly clear, with a low around 55. West southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.

    Mostly Clear

    Low: 55 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    Slight Chance
    T-storms

    High: 77 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 59. West wind 5 to 8 mph becoming east in the evening.

    Mostly Clear

    Low: 59 °F

  • Saturday

    Saturday: Sunny, with a high near 79. East wind 5 to 11 mph becoming southwest in the afternoon.

    Sunny

    High: 79 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 60. South southwest wind 5 to 10 mph becoming east in the evening.

    Mostly Cloudy

    Low: 60 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    Mostly Sunny

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Mostly Cloudy

    Low: 60 °F

  • Monday

    Monday: Mostly sunny, with a high near 79.

    Mostly Sunny

    High: 79 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 61.

    Partly Cloudy

    Low: 61 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 55. West southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. West wind 5 to 8 mph becoming east in the evening.
Saturday
Sunny, with a high near 79. East wind 5 to 11 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 60. South southwest wind 5 to 10 mph becoming east in the evening.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 77.
Click Map For Forecast
Point Forecast:
7 Miles SSW Donner Summit CA
 39.25°N 120.47°W (Elev. 7329 ft)
1:43 pm PDT Aug 13, 2020
7pm PDT Aug 13, 2020-6pm PDT Aug 20, 2020
 
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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