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

2 Miles SSE Trinity WA

Flood Watch December 9, 02:39am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 02:39am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Overnight
Low: 33 °F
Rain/Snow
Tuesday
High: 39 °F
Slight Chance
Rain then
Rain/Snow
Tuesday Night
Low: 34 °F⇑
Rain/Snow
Wednesday
High: 45 °F
Heavy Rain
then
Rain/Snow
Wednesday Night
Low: 37 °F
Rain/Snow
then Rain
Thursday
High: 43 °F
Rain
Thursday Night
Low: 36 °F
Rain Likely
Friday
High: 45 °F
Rain Likely

Detailed Forecast

Overnight

Rain and snow, becoming all rain after 3am. Low around 33. West wind around 11 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

Tuesday

A chance of rain before 4pm, then snow, possibly mixed with rain. High near 39. West wind 8 to 13 mph becoming light and variable in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Tuesday Night

Rain and snow, becoming all rain after 1am. The rain and snow could be heavy at times. Temperature falling to near 34 by 8pm, then rising to around 40 during the remainder of the night. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Wednesday

Rain before 1pm, then rain, possibly mixed with snow. The rain could be heavy at times. High near 45. West wind around 7 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Wednesday Night

Rain, possibly mixed with snow, becoming all rain after 7pm. Low around 37. West wind around 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday

Rain. High near 43. Chance of precipitation is 90%.

Thursday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

Friday

Rain likely, mainly after 10am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

Friday Night

A 40 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 37.

Saturday

A 40 percent chance of rain, mainly after 10am. Partly sunny, with a high near 45.

Saturday Night

Rain likely. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.