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	94%
Wind Speed	SE 10 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	24 Dec 12:52 AM PST

More Information:

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

Extended Forecast for

6 Miles NNW Mount St Helens WA

Overnight
Low: 34 °F
Rain and
Windy
Wednesday
High: 43 °F
Rain/Snow and
Windy
Wednesday Night
Low: 36 °F
Chance
Rain/Snow
Christmas Day
High: 42 °F
Rain/Snow and
Breezy
Thursday Night
Low: 32 °F
Rain/Snow
Friday
High: 37 °F
Rain/Snow
then Snow
Showers
Friday Night
Low: 30 °F
Snow Showers
Likely
Saturday
High: 35 °F
Chance Snow
Showers then
Mostly Cloudy
Saturday Night
Low: 26 °F
Mostly Cloudy

Detailed Forecast

Overnight

Rain. Low around 34. Windy, with an east southeast wind 23 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Rain before 11am, then rain, possibly mixed with snow. Snow level 6500 feet lowering to 3900 feet in the afternoon . High near 43. Windy, with an east southeast wind 23 to 29 mph becoming southwest in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Wednesday Night

A slight chance of rain and snow before 7pm, then a chance of rain and snow after 4am. Snow level 3200 feet rising to 3700 feet after midnight. Increasing clouds, with a steady temperature around 36. East southeast wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Christmas Day

Rain and snow before 1pm, then rain between 1pm and 4pm, then rain likely, possibly mixed with snow after 4pm. Snow level 4600 feet. High near 42. Breezy, with a southeast wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain, possibly mixed with snow, mainly after 4am. Snow level 4000 feet lowering to 3400 feet after midnight . Low around 32. East southeast wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday

Rain and snow showers, 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 showers 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 showers before 10am. Mostly cloudy, with a high near 35.

Saturday Night

Mostly cloudy, with a low around 26.

Sunday

Mostly cloudy, with a high near 41.

Sunday Night

Mostly cloudy, with a low around 30.

Monday

Mostly cloudy, with a high near 45.

Monday Night

Mostly cloudy, with a low around 33.