Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Flood Watch until December 12, 07:00 AM PST

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

40°F

4°C

Humidity	96%
Wind Speed	WNW 0 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	09 Dec 05:01 PM PST

More Information:

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

Extended Forecast for

Trinity WA

Flood Watch December 9, 05:41pm until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 05:41pm until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
This Afternoon
High: 35 °F
Rain/Snow
Tonight
Low: 34 °F⇑
Rain/Snow
then Heavy
Rain
Wednesday
High: 45 °F
Heavy Rain
Wednesday Night
Low: 35 °F
Rain/Snow
Thursday
High: 43 °F
Rain/Snow
Thursday Night
Low: 34 °F
Rain/Snow
Likely
Friday
High: 44 °F
Rain/Snow
Friday Night
Low: 35 °F
Chance Rain

Detailed Forecast

This Afternoon

Rain, possibly mixed with snow. Steady temperature around 35. Calm wind. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain, possibly mixed with snow, becoming all rain after midnight. The rain could be heavy at times. Temperature falling to near 34 by 9pm, then rising to around 40 during the remainder of the night. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Wednesday

Rain. The rain could be heavy at times. High near 45. West wind 3 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Wednesday Night

Rain before 10pm, then rain, possibly mixed with snow between 10pm and 4am, then rain after 4am. The rain could be heavy at times. Low around 35. West wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Thursday

Rain before 7am, then rain, possibly mixed with snow. High near 43. West wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday

Rain, possibly mixed with snow, becoming all rain after 1pm. High near 44. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 35.

Saturday

A 40 percent chance of rain. Partly sunny, with a high near 44.

Saturday Night

Rain, mainly after 10pm. Low around 34. Chance of precipitation is 80%.

Sunday

Rain. High near 43. Chance of precipitation is 80%.