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

Winter Weather Advisory in effect from December 26, 04:00 AM PST until December 27, 04:00 PM PST

Current conditions at

LARCH MT. (TR951)

Lat: 45.72306°NLon: 122.34528°WElev: 1150.0ft.

37°F

3°C

Humidity	100%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Last update	26 Dec 01:09 AM PST

More Information:

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

Extended Forecast for

7 Miles NNW Red Rock Ranch WA

Winter Weather Advisory December 26, 04:00am until December 27, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 31 °F
Rain/Snow
Friday
High: 33 °F
Heavy Snow
and Breezy
Friday Night
Low: 29 °F
Snow Showers
and Windy
Saturday
High: 29 °F
Breezy. Snow
Showers
Likely then
Chance Snow
Showers
Saturday Night
Low: 26 °F
Mostly Cloudy
Sunday
High: 32 °F
Partly Sunny
Sunday Night
Low: 25 °F
Mostly Cloudy
and Breezy
Monday
High: 32 °F
Partly Sunny
and Breezy
Monday Night
Low: 26 °F
Mostly Cloudy
and Blustery

Detailed Forecast

Overnight

A chance of rain and snow between 2am and 4am, then snow showers, possibly mixed with rain. Snow level 3600 feet. Low around 31. East southeast wind 9 to 11 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

Friday

Snow showers. The snow could be heavy at times. High near 33. Breezy, with a southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow showers, mainly before 3am. Steady temperature around 29. Windy, with a west wind 25 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow showers likely, mainly before 10am. Mostly cloudy, with a high near 29. Breezy, with a west wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Mostly cloudy, with a low around 26. South southwest wind around 6 mph.

Sunday

Partly sunny, with a high near 32.

Sunday Night

Mostly cloudy, with a low around 25. Breezy.

Monday

Partly sunny, with a high near 32. Breezy.

Monday Night

Mostly cloudy, with a low around 26. Blustery.

Tuesday

Mostly cloudy, with a high near 33. Breezy.