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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

NA

63°F

17°C

Humidity 83%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 17 Jun 11:09 PM PDT
Extended Forecast for

2 Miles S Donner Summit CA

  • Tonight

    Tonight: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain between 3am and 4am. Partly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 47 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Juneteenth

    Juneteenth: A 20 percent chance of rain before 11am. Sunny, with a high near 69. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 40. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 23 mph.

    Low: 40 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
A slight chance of rain between 3am and 4am. Partly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Juneteenth
A 20 percent chance of rain before 11am. Sunny, with a high near 69. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Clear, with a low around 40. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 69.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 75.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 77.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Clear, with a low around 44.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Donner Summit CA
 39.3°N 120.4°W (Elev. 7037 ft)
Last Update:
2:00 pm PDT Jun 17, 2026
Forecast Valid:
11pm PDT Jun 17, 2026-6pm PDT Jun 24, 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