Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Wind Advisory in effect from December 25, 01:00 AM PST until December 25, 01:00 PM PST

Current conditions at

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

35°F

2°C

Humidity	91%
Wind Speed	E 4 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Wind Chill	32°F (0°C)
Last update	24 Dec 08:15 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

21 Miles SSE Lapine OR

Wind Advisory December 25, 01:00am until December 25, 01:00pm

Click here for hazard details and duration

Wind Advisory

Tonight
Low: 31 °F
Slight Chance
Snow then
Chance Snow
Christmas Day
High: 42 °F
Chance Snow
then Snow
Likely
Thursday Night
Low: 27 °F
Snow Likely
Friday
High: 39 °F
Snow
Friday Night
Low: 22 °F
Snow Likely
then Chance
Snow
Saturday
High: 35 °F
Mostly Sunny
Saturday Night
Low: 17 °F
Partly Cloudy
Sunday
High: 39 °F
Mostly Sunny
Sunday Night
Low: 19 °F
Partly Cloudy

Detailed Forecast

Tonight

A 50 percent chance of snow between 2am and 3am. Mostly cloudy, with a steady temperature around 31. Southeast wind 5 to 10 mph. Total nighttime snow accumulation of less than a half inch possible.

Christmas Day

Snow likely, mainly after 3pm. Partly sunny, with a high near 42. South wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 27. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Friday

Snow. High near 39. Southwest wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 22. West wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Mostly sunny, with a high near 35.

Saturday Night

Partly cloudy, with a low around 17.

Sunday

Mostly sunny, with a high near 39.

Sunday Night

Partly cloudy, with a low around 19.

Monday

Mostly sunny, with a high near 41.

Monday Night

Mostly clear, with a low around 21.