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.

40°F

4°C

Humidity	98%
Wind Speed	S 0 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	09 Dec 01:01 AM PST

More Information:

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

Extended Forecast for

6 Miles NW Trinity WA

Flood Watch December 9, 01:54am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 01:54am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Overnight
Low: 22 °F
Heavy Snow
and Windy
Tuesday
High: 24 °F
Chance Snow
and Breezy
then Snow
Likely
Tuesday Night
Low: 25 °F⇑
Heavy Snow
then
Rain/Snow and
Breezy
Wednesday
High: 34 °F
Heavy Snow
and Breezy
Wednesday Night
Low: 25 °F
Heavy Snow
and Breezy
Thursday
High: 29 °F
Heavy Snow
and Breezy
Thursday Night
Low: 26 °F
Snow Likely
Friday
High: 30 °F
Snow Likely

Detailed Forecast

Overnight

Snow likely, mainly before 4am. The snow could be heavy at times. Mostly cloudy, with a low around 22. Windy, with a west wind around 34 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 8 to 12 inches possible.

Tuesday

A chance of snow before 10am, then snow likely after 1pm. Mostly cloudy, with a steady temperature around 24. Breezy, with a west wind 18 to 23 mph becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

Snow before midnight, then rain, possibly mixed with snow. The rain and snow could be heavy at times. Temperature rising to around 34 by 2am. Breezy, with a south wind 11 to 16 mph becoming west 17 to 22 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Wednesday

Snow, mainly after 7am. The snow could be heavy at times. High near 34. Breezy, with a west wind 15 to 21 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Wednesday Night

Snow. The snow could be heavy at times. Low around 25. Breezy, with a west wind 18 to 22 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 27. Breezy.

Saturday

Snow likely, mainly after 4pm. Partly sunny, with a high near 30. Chance of precipitation is 60%.

Saturday Night

Snow. Low around 24. Chance of precipitation is 80%.