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 >

Current conditions at

Walla Walla Regional Airport (KALW)

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

Overcast

46°F

8°C

Humidity	75%
Wind Speed	S 10 MPH
Barometer	29.68 in (1005.08 mb)
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Wind Chill	41°F (5°C)
Last update	24 Dec 07:20 PM PST

More Information:

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

Extended Forecast for

3 Miles NNE Walla Walla East WA

Tonight
Low: 36 °F
Mostly Cloudy
then Slight
Chance Rain
Christmas Day
High: 51 °F
Chance Rain
Thursday Night
Low: 37 °F
Chance Rain
Friday
High: 49 °F
Rain
Friday Night
Low: 32 °F
Rain/Snow
Likely
Saturday
High: 41 °F
Chance Snow
then Mostly
Sunny
Saturday Night
Low: 28 °F
Mostly Cloudy
Sunday
High: 38 °F
Mostly Sunny
Sunday Night
Low: 25 °F
Partly Cloudy

Detailed Forecast

Tonight

A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 36. East wind 5 to 7 mph.

Christmas Day

A 30 percent chance of rain, mainly after 10am. Partly sunny, with a high near 51. East wind 7 to 9 mph becoming south in the morning.

Thursday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 37. South wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday

Rain. High near 49. Southwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Rain likely before 10pm, then a chance of rain and snow. Snow level 2300 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Saturday

A 30 percent chance of snow before 10am. Partly sunny, with a high near 41.

Saturday Night

Mostly cloudy, with a low around 28.

Sunday

Mostly sunny, with a high near 38.

Sunday Night

Partly cloudy, with a low around 25.

Monday

Partly sunny, with a high near 36.

Monday Night

Mostly cloudy, with a low around 25.