Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

CANYON CREEK (CYFW1)

Lat: 45.92944°NLon: 122.20278°WElev: 2592.0ft.

37°F

3°C

Humidity	91%
Wind Speed	ESE 4 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Wind Chill	34°F (1°C)
Last update	23 Dec 07:52 PM PST

More Information:

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

Extended Forecast for

8 Miles NNW Mount St Helens WA

Tonight
Low: 34 °F⇑
Rain/Snow
then Rain and
Breezy
Wednesday
High: 42 °F⇓
Rain and
Windy
Wednesday Night
Low: 35 °F
Chance
Rain/Snow
Christmas Day
High: 43 °F
Rain
Thursday Night
Low: 31 °F
Rain/Snow
Likely
Friday
High: 37 °F
Rain/Snow
then Snow
Friday Night
Low: 30 °F
Snow Likely
Saturday
High: 36 °F
Chance Snow
Saturday Night
Low: 27 °F
Mostly Cloudy

Detailed Forecast

Tonight

Rain and snow, becoming all rain after 11pm. Snow level 3300 feet rising to 6200 feet after midnight. Temperature rising to around 39 by 5am. Breezy, with an east southeast wind 9 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Wednesday

Rain, mainly before 2pm. Snow level 6700 feet lowering to 3800 feet in the afternoon . Temperature rising to near 42 by 11am, then falling to around 37 during the remainder of the day. Windy, with a southeast wind 22 to 28 mph becoming south southwest in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

A chance of rain and snow, mainly after 4am. Snow level 3400 feet. Mostly cloudy, with a steady temperature around 35. East wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Christmas Day

Rain, mainly after 10am. Snow level 4800 feet. High near 43. Southeast wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Snow likely, possibly mixed with rain. Snow level 4100 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 31. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Snow, possibly mixed with rain, becoming all snow after 7am. High near 37. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 30. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Saturday

A chance of snow. Mostly cloudy, with a high near 36.

Saturday Night

Mostly cloudy, with a low around 27.

Sunday

Mostly cloudy, with a high near 42.

Sunday Night

Mostly cloudy, with a low around 30.

Monday

Mostly cloudy, with a high near 46.

Monday Night

Mostly cloudy, with a low around 33.