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

Flood Watch until December 12, 07:00 AM PST

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

light rain,mist

45°F

7°C

Humidity	100%
Wind Speed	WSW 4 MPH
Barometer	29.86 in (1011.18 mb)
Dewpoint	45°F (7°C)
Visibility	0.75 mi
Wind Chill	43°F (6°C)
Last update	10 Dec 04:56 AM PST

More Information:

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

Extended Forecast for

9 Miles NNW Roslyn WA

Flood Watch December 10, 05:11am until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 10, 05:11am until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Overnight
Low: 43 °F
Heavy Rain
Wednesday
High: 46 °F
Heavy Rain
Wednesday Night
Low: 37 °F
Breezy. Rain
then
Rain/Snow
Thursday
High: 42 °F
Rain/Snow
then Rain
Thursday Night
Low: 37 °F
Rain Likely
then
Rain/Snow
Likely
Friday
High: 43 °F
Rain Likely
Friday Night
Low: 36 °F
Chance Rain
Saturday
High: 46 °F
Slight Chance
Rain

Detailed Forecast

Overnight

Rain. The rain could be heavy at times. Steady temperature around 43. West wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday

Rain. The rain could be heavy at times. High near 46. West wind 18 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday Night

Rain before 4am, then rain, possibly mixed with snow. Low around 37. Breezy, with a west wind around 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Thursday

Rain, possibly mixed with snow, becoming all rain after 10am. High near 42. West wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain likely before 1am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 37. West wind around 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Friday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

Friday Night

A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36.

Saturday

A slight chance of rain before 10am, then a slight chance of rain after 4pm. Mostly sunny, with a high near 46. Chance of precipitation is 20%.

Saturday Night

Rain, mainly after 4am. Low around 37. Chance of precipitation is 80%.

Sunday

Rain. Mostly cloudy, with a high near 40.

Sunday Night

Rain likely. Mostly cloudy, with a low around 36.