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

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

42°F

6°C

Humidity	67%
Wind Speed	E 3 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	09 Dec 07:00 PM PST

More Information:

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

Extended Forecast for

13 Miles ESE Trinity WA

Flood Watch December 9, 08:11pm until December 12, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 08:11pm until December 12, 07:00am
NOW until 7:00am Fri
Flood Watch
Tonight
Low: 32 °F⇑
Rain/Snow
Wednesday
High: 41 °F
Heavy Rain
Wednesday Night
Low: 35 °F
Rain and
Breezy then
Rain/Snow
Thursday
High: 37 °F
Rain/Snow
Thursday Night
Low: 32 °F
Chance Snow
then Chance
Rain/Snow
Friday
High: 39 °F
Chance
Rain/Snow
Friday Night
Low: 33 °F
Chance Rain
then Chance
Rain/Snow
Saturday
High: 37 °F
Chance
Rain/Snow

Detailed Forecast

Tonight

Snow before 10pm, then rain and snow between 10pm and 1am, then rain after 1am. The rain and snow could be heavy at times. Temperature rising to around 39 by 4am. West wind 3 to 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

Wednesday

Rain. The rain could be heavy at times. High near 41. West wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Wednesday Night

Rain before 1am, then rain, possibly mixed with snow between 1am and 4am, then rain after 4am. Low around 35. Breezy, with a west wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday

Rain before 7am, then rain and snow between 7am and 1pm, then snow likely after 1pm. High near 37. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Thursday Night

A chance of snow before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 32. West wind 6 to 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Friday

A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 50%. Little or no snow accumulation expected.

Friday Night

A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%. Little or no snow accumulation expected.

Saturday

A chance of rain and snow, mainly after 10am. Partly sunny, with a high near 37. Chance of precipitation is 30%.

Saturday Night

A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

Sunday

Rain and snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.

Sunday Night

Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.

Monday

Rain and snow. High near 34. Chance of precipitation is 80%.

Monday Night

Rain and snow. Low around 31. Chance of precipitation is 90%.