Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

50°F

10°C

Humidity	97%
Wind Speed	SSE 10 MPH
Barometer	NA
Dewpoint	49°F (9°C)
Visibility	NA
Wind Chill	46°F (8°C)
Last update	10 Dec 03:52 AM PST

More Information:

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

Extended Forecast for

Mount St Helens WA

Overnight
Low: 38 °F
Heavy Rain
and Very
Windy
Wednesday
High: 40 °F
Heavy Rain
and Very
Windy
Wednesday Night
Low: 36 °F
Heavy Rain
and Very
Windy
Thursday
High: 38 °F
Showers and
Breezy then
Rain/Snow
Thursday Night
Low: 37 °F
Showers then
Rain/Snow
Likely
Friday
High: 38 °F
Rain/Snow
Likely
Friday Night
Low: 32 °F
Chance Snow
Showers then
Mostly Cloudy
Saturday
High: 41 °F
Slight Chance
Snow Showers
Saturday Night
Low: 33 °F
Snow and
Breezy

Detailed Forecast

Overnight

Showers. The rain could be heavy at times. Steady temperature around 38. Very windy, with a west southwest wind around 33 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Showers. The rain could be heavy at times. High near 40. Very windy, with a southwest wind 26 to 33 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday Night

Showers. The rain could be heavy at times. Snow level 8600 feet. Low around 36. Very windy, with a west southwest wind 26 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Thursday

Rain showers before 1pm, then rain, possibly mixed with snow showers. Snow level 8500 feet. High near 38. Breezy, with a west wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain showers before 4am, then rain likely, possibly mixed with snow showers. Snow level 7800 feet lowering to 7300 feet after midnight . Low around 37. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday

Snow showers likely, possibly mixed with rain, becoming all snow after 1pm. Snow level 6700 feet. Mostly cloudy, with a high near 38. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday Night

A 30 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 32. Little or no snow accumulation expected.

Saturday

A slight chance of snow showers after 10am. Mostly sunny, with a high near 41.

Saturday Night

A slight chance of snow showers before 10pm, then snow, mainly after 10pm. Mostly cloudy, with a low around 33. Breezy.

Sunday

Snow. Mostly cloudy, with a high near 35. Breezy.

Sunday Night

Snow. Mostly cloudy, with a low around 34. Breezy.

Monday

Snow, possibly mixed with rain. The snow could be heavy at times. Snow level 7100 feet. Cloudy, with a high near 37. Windy.