Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

rain,fog

42°F

6°C

Humidity	100%
Wind Speed	N 3 MPH
Barometer	29.88 in (1011.85 mb)
Dewpoint	42°F (6°C)
Visibility	0.25 mi
Last update	08 Dec 12:56 PM PST

More Information:

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

Extended Forecast for

2 Miles NNW Easton WA

Flood Watch until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
This Afternoon
High: 50 °F
Heavy Rain
Tonight
Low: 36 °F
Heavy Rain
then
Rain/Snow
Tuesday
High: 42 °F
Rain/Snow
Tuesday Night
Low: 37 °F
Rain/Snow
then Heavy
Rain
Wednesday
High: 51 °F
Heavy Rain
Wednesday Night
Low: 42 °F
Rain
Thursday
High: 48 °F
Rain
Thursday Night
Low: 42 °F
Rain Likely

Detailed Forecast

This Afternoon

Rain. The rain could be heavy at times. High near 50. West wind around 9 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Tonight

Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times. Low around 36. West wind 8 to 11 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tuesday

Snow likely, possibly mixed with rain before 7am, then a chance of rain between 7am and 1pm, then rain, possibly mixed with snow after 1pm. High near 42. Northwest wind around 5 mph becoming calm in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Tuesday Night

Rain, possibly mixed with snow, becoming all rain after 7pm. The rain could be heavy at times. Low around 37. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Wednesday

Rain. The rain could be heavy at times. High near 51. West wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday Night

Rain. Low around 42. Chance of precipitation is 90%.

Thursday

Rain. High near 48. Chance of precipitation is 90%.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

Friday

A 40 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 50.

Friday Night

A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 41.

Saturday

A chance of rain. Partly sunny, with a high near 50.