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 >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

34°F

1°C

Humidity	97%
Wind Speed	WNW 1 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Last update	09 Dec 08:06 PM PST

More Information:

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

Extended Forecast for

14 Miles N Winthrop WA

Tonight
Low: 36 °F⇑
Rain/Snow
Wednesday
High: 45 °F
Rain
Wednesday Night
Low: 38 °F
Rain
Thursday
High: 43 °F
Rain Likely
then Chance
Rain
Thursday Night
Low: 34 °F
Chance
Rain/Snow
Friday
High: 44 °F
Chance
Rain/Snow
Friday Night
Low: 35 °F
Chance Rain
then Slight
Chance
Rain/Snow
Saturday
High: 41 °F
Slight Chance
Rain/Snow
Saturday Night
Low: 34 °F
Chance Rain

Detailed Forecast

Tonight

Rain, possibly mixed with snow, becoming all rain after 3am. Temperature rising to around 40 by 5am. East wind 3 to 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.

Wednesday

Rain. High near 45. South wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Wednesday Night

Rain. Low around 38. Southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain likely, mainly before 10am. Partly sunny, with a high near 43. West wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

A chance of rain and snow. Mostly cloudy, with a low around 34. Northwest wind 3 to 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Friday

A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 50%. Little or no snow accumulation expected.

Friday Night

A chance of rain before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%. Little or no snow accumulation expected.

Saturday

A slight chance of rain and snow before 1pm, then a slight chance of rain. Partly sunny, with a high near 41. Chance of precipitation is 20%.

Saturday Night

A 40 percent chance of rain. Mostly cloudy, with a low around 34.

Sunday

A 50 percent chance of rain. Partly sunny, with a high near 41.

Sunday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 32.

Monday

Rain. High near 39. Chance of precipitation is 80%.

Monday Night

Rain, possibly mixed with snow. Low around 34. Chance of precipitation is 80%.