Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Flood Watch until December 11, 04:00 PM PST

Current conditions at

CANYON CREEK (CYFW1)

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

39°F

4°C

Humidity	100%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	09 Dec 05:52 AM PST

More Information:

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

Extended Forecast for

3 Miles ENE Mount St Helens WA

Flood Watch December 9, 06:05am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 06:05am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Today
High: 44 °F
Rain/Snow
Likely then
Rain/Snow
Tonight
Low: 40 °F⇑
Heavy Rain
and Breezy
Wednesday
High: 45 °F
Heavy Rain
and Breezy
Wednesday Night
Low: 43 °F
Rain and
Breezy
Thursday
High: 45 °F
Rain
Thursday Night
Low: 43 °F
Rain Likely
then Chance
Rain
Friday
High: 45 °F
Chance Rain
Friday Night
Low: 38 °F
Chance Rain

Detailed Forecast

Today

Rain likely, possibly mixed with snow before 1pm, then rain. Snow level 4000 feet rising to 8600 feet in the afternoon. High near 44. Northwest wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain. The rain could be heavy at times. Temperature rising to around 45 by midnight. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday

Rain. The rain could be heavy at times. High near 45. Breezy, with a southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday Night

Rain. Low around 43. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Thursday

Rain. High near 45. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

Friday

A 50 percent chance of rain. Mostly cloudy, with a high near 45.

Friday Night

A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 38.

Saturday

A chance of rain, mainly after 10am. Partly sunny, with a high near 45.

Saturday Night

Rain. Snow level 5800 feet. Mostly cloudy, with a low around 39.

Sunday

Rain, possibly mixed with snow. Snow level 5100 feet. Mostly cloudy, with a high near 39.