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

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

43°F

6°C

Humidity	91%
Wind Speed	W 1 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Last update	25 Dec 12:50 PM PST

More Information:

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

Extended Forecast for

2 Miles NE Skamania WA

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

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 45 °F
Chance
Showers
Tonight
Low: 38 °F
Chance
Showers then
Showers
Likely
Friday
High: 43 °F
Rain and
Breezy
Friday Night
Low: 35 °F
Rain/Snow and
Windy
Saturday
High: 39 °F
Breezy.
Rain/Snow
Likely then
Chance
Rain/Snow
Saturday Night
Low: 33 °F
Mostly Cloudy
then Frost
Sunday
High: 41 °F
Frost then
Partly Sunny
Sunday Night
Low: 31 °F
Mostly Cloudy
and Breezy
Monday
High: 41 °F
Partly Sunny
and Breezy

Detailed Forecast

Christmas Day

A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 45. East northeast wind 8 to 10 mph, with gusts as high as 21 mph.

Tonight

Showers likely, mainly after 3am. Mostly cloudy, with a low around 38. Northeast wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Rain. Snow level 2900 feet lowering to 2300 feet in the afternoon . High near 43. Breezy, with a west southwest wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Friday Night

Rain and snow. Snow level 1400 feet. Low around 35. Windy, with a west southwest wind around 23 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Saturday

Rain and snow showers likely, mainly before 10am. Snow level 1300 feet. Mostly cloudy, with a high near 39. Breezy, with a west wind 13 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Saturday Night

Widespread frost, mainly after 5am. Otherwise, mostly cloudy, with a low around 33.

Sunday

Widespread frost, mainly before 10am. Otherwise, partly sunny, with a high near 41.

Sunday Night

Mostly cloudy, with a low around 31. Breezy.

Monday

Partly sunny, with a high near 41. Breezy.

Monday Night

Mostly cloudy, with a low around 32. Breezy.

Tuesday

Partly sunny, with a high near 44. Breezy.