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, 07:00 AM PST

Current conditions at

Walla Walla Regional Airport (KALW)

Lat: 46.09462°NLon: 118.2858°WElev: 1168.0ft.

Fog

36°F

2°C

Humidity	100%
Wind Speed	SSW 3 MPH
Barometer	29.58 in (1001.69 mb)
Dewpoint	36°F (2°C)
Visibility	0.24 mi
Last update	25 Dec 12:35 PM PST

More Information:

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

Extended Forecast for

2 Miles S Bluewood Ski WA

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 36 °F
Rain/Snow
Likely
Tonight
Low: 28 °F
Chance
Rain/Snow
then Snow
Likely
Friday
High: 30 °F⇓
Heavy Snow
Friday Night
Low: 18 °F
Heavy Snow
and Breezy
Saturday
High: 19 °F
Heavy Snow
then Chance
Snow
Saturday Night
Low: 14 °F
Mostly Cloudy
Sunday
High: 24 °F
Partly Sunny
then Patchy
Fog
Sunday Night
Low: 16 °F
Patchy Fog
then Partly
Cloudy
Monday
High: 28 °F
Mostly Sunny

Detailed Forecast

Christmas Day

Rain and snow likely, mainly before 1pm. Snow level 5900 feet. Partly sunny, with a high near 36. South wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Tonight

A chance of rain and snow before 10pm, then snow likely after 1am. Mostly cloudy, with a low around 28. Southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. The snow could be heavy at times. Temperature falling to around 26 by 4pm. Southwest wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 18. Breezy, with a west wind around 25 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Saturday

Snow likely, mainly before 10am. The snow could be heavy at times. Mostly cloudy, with a high near 19. West wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

Mostly cloudy, with a low around 14.

Sunday

Patchy fog after 4pm. Otherwise, partly sunny, with a high near 24.

Sunday Night

Patchy fog before 7pm. Otherwise, partly cloudy, with a low around 16.

Monday

Mostly sunny, with a high near 28.

Monday Night

Mostly cloudy, with a low around 20.

Tuesday

Mostly cloudy, with a high near 31.