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.

rain,mist

45°F

7°C

Humidity	100%
Wind Speed	W 9 MPH
Barometer	29.95 in (1014.22 mb)
Dewpoint	45°F (7°C)
Visibility	1.00 mi
Wind Chill	40°F (4°C)
Last update	11 Dec 02:08 AM PST

More Information:

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

Extended Forecast for

10 Miles N Roslyn WA

Flood Watch December 11, 02:21am until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 11, 02:21am until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Overnight
Low: 39 °F
Rain/Snow
Thursday
High: 38 °F
Rain/Snow
Thursday Night
Low: 39 °F
Rain Likely
Friday
High: 42 °F
Chance Rain
Friday Night
Low: 35 °F
Chance Rain
Saturday
High: 46 °F
Mostly Sunny
Saturday Night
Low: 37 °F
Rain Likely
Sunday
High: 40 °F
Rain Likely

Detailed Forecast

Overnight

Rain before 4am, then rain, possibly mixed with snow. Steady temperature around 39. West wind around 17 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, mainly before 1pm. High near 38. Northwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Thursday Night

Rain likely, mainly after 7pm. Mostly cloudy, with a steady temperature around 39. West wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

A 50 percent chance of rain. Mostly cloudy, with a high near 42. West wind 7 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. West wind 8 to 11 mph, with gusts as high as 20 mph.

Saturday

Mostly sunny, with a high near 46.

Saturday Night

Rain likely, mainly after 4am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

Sunday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.

Sunday Night

Rain, mainly after 10pm. Low around 37. Chance of precipitation is 80%.

Monday

Rain. Mostly cloudy, with a high near 41.