Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Hazardous Weather Conditions

Wind Advisory in effect from December 9, 03:48 PM PST until December 10, 10:00 PM PST

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

61°F

16°C

Humidity	77%
Wind Speed	SSW 12 MPH
Barometer	30.08 in (1018.63 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	10 Dec 06:00 AM PST

More Information:

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

Extended Forecast for

Happy Valley OR

Wind Advisory until December 10, 10:00pm

Click here for hazard details and duration

Wind Advisory

Wind Advisory until December 10, 10:00pm
NOW until 10:00pm Wed
Wind Advisory
Today
High: 57 °F
Showers
Likely and
Windy
Tonight
Low: 53 °F
Showers and
Windy
Thursday
High: 56 °F
Showers
Likely and
Breezy
Thursday Night
Low: 49 °F
Chance
Showers
Friday
High: 55 °F
Slight Chance
Showers
Friday Night
Low: 44 °F
Mostly Cloudy
Saturday
High: 55 °F
Partly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 46 °F
Rain Likely

Detailed Forecast

Today

Showers likely, mainly before 1pm. Cloudy, with a high near 57. Windy, with a south southwest wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.

Tonight

Showers. Low around 53. Windy, with a south southwest wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Showers likely, mainly before 4pm. Cloudy, with a high near 56. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

A 40 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 49. South southeast wind around 6 mph.

Friday

A 20 percent chance of showers after 10am. Mostly cloudy, with a high near 55. West southwest wind 3 to 5 mph.

Friday Night

Mostly cloudy, with a low around 44.

Saturday

A 10 percent chance of showers after 4pm. Partly sunny, with a high near 55.

Saturday Night

A slight chance of showers before 10pm, then rain likely, mainly after 4am. Mostly cloudy, with a low around 46.

Sunday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 53.