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

Historic Flooding Continues in the Midwest

Historic and catastrophic flooding will continue across portions of the central Plains and Upper Midwest for the rest of the week. A weak low pressure system will slide through the region over the next couple of days and produce additional light-to-moderate rain. A series of storms begins to impact the West Coast tonight and into tomorrow with rain and mountain snows. Read More >

Hazardous Weather Conditions

Current conditions at

HELL HOLE (HLLC1)

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

NA

59°F

15°C

Humidity 29%
Wind Speed N 2 G 11 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 19 Mar 1:09 pm PDT
Extended Forecast for

Donner Summit CA

Winter Weather Advisory March 19, 11:00pm until March 20, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 51. Southeast wind around 14 mph, with gusts as high as 21 mph.

    Mostly Cloudy

    High: 51 °F

  • Tonight

    Tonight: A chance of rain showers before 11pm, then rain and snow showers. Low around 31. South southeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Rain/Snow

    Low: 31 °F

  • Wednesday

    Wednesday: Snow showers. High near 40. South wind 9 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Snow Showers

    High: 40 °F

  • Wednesday
    Night

    Wednesday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 27. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Snow Showers
    Likely then
    Chance Snow
    Showers

    Low: 27 °F

  • Thursday

    Thursday: A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 39. Calm wind becoming west around 5 mph in the afternoon. New snow accumulation of less than a half inch possible.

    Chance Snow
    Showers

    High: 39 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 25.

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

    Low: 25 °F

  • Friday

    Friday: A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 41. New snow accumulation of less than one inch possible.

    Chance Snow
    Showers

    High: 41 °F

  • Friday
    Night

    Friday Night: Snow showers. Cloudy, with a low around 28.

    Snow Showers

    Low: 28 °F

  • Saturday

    Saturday: Snow showers likely. Mostly cloudy, with a high near 38.

    Snow Showers
    Likely

    High: 38 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 51. Southeast wind around 14 mph, with gusts as high as 21 mph.
Tonight
A chance of rain showers before 11pm, then rain and snow showers. Low around 31. South southeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow showers. High near 40. South wind 9 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 27. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 39. Calm wind becoming west around 5 mph in the afternoon. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 25.
Friday
A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 41. New snow accumulation of less than one inch possible.
Friday Night
Snow showers. Cloudy, with a low around 28.
Saturday
Snow showers likely. Mostly cloudy, with a high near 38.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
A chance of snow showers. Partly sunny, with a high near 45.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Donner Summit CA
 39.33°N 120.37°W (Elev. 6965 ft)
Last Update:
2:05 pm PDT Mar 19, 2019
Forecast Valid:
2pm PDT Mar 19, 2019-6pm PDT Mar 25, 2019
 
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