Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Flood Watch until December 11, 04:00 PM PST

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

39°F

4°C

Humidity	98%
Wind Speed	NW 2 MPH
Barometer	NA
Dewpoint	38°F (3°C)
Visibility	NA
Last update	09 Dec 02:01 AM PST

More Information:

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

Extended Forecast for

5 Miles WSW Washington Pass WA

Flood Watch December 9, 02:52am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 02:52am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Overnight
Low: 25 °F
Chance Snow
and Breezy
Tuesday
High: 29 °F
Chance Snow
then Heavy
Snow
Tuesday Night
Low: 27 °F⇑
Heavy Snow
then
Rain/Snow
Wednesday
High: 34 °F
Rain/Snow
Wednesday Night
Low: 29 °F
Heavy Snow
Thursday
High: 31 °F
Heavy Snow
Thursday Night
Low: 27 °F
Snow Likely
Friday
High: 33 °F
Snow Likely

Detailed Forecast

Overnight

A 30 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 25. Breezy, with a west wind around 18 mph, with gusts as high as 30 mph. Total nighttime snow accumulation of 3 to 5 inches possible.

Tuesday

A chance of snow before 10am, then snow likely after 1pm. The snow could be heavy at times. Partly sunny, with a high near 29. West wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

Snow before 1am, then rain, possibly mixed with snow. The rain and snow could be heavy at times. Temperature rising to around 34 by 3am. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Wednesday

Snow, possibly mixed with rain, becoming all snow after 1pm. The snow could be heavy at times. High near 34. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Wednesday Night

Snow. The snow could be heavy at times. Low around 29. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 29.

Saturday

A 40 percent chance of snow. Partly sunny, with a high near 32.

Saturday Night

Snow. Low around 27. Chance of precipitation is 80%.