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 >

Current conditions at

NCSB (NCSW1)

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

34°F

1°C

Humidity	100%
Wind Speed	NNW 4 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	08 Dec 10:06 PM PST

More Information:

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

Extended Forecast for

11 Miles E Twisp WA

Tonight
Low: 32 °F
Rain then
Rain/Snow
Tuesday
High: 36 °F
Partly Sunny
then Snow
Likely
Tuesday Night
Low: 30 °F⇑
Snow then
Rain/Snow
Wednesday
High: 40 °F
Rain Likely
Wednesday Night
Low: 33 °F
Rain/Snow
Likely
Thursday
High: 38 °F
Chance
Rain/Snow
Thursday Night
Low: 31 °F
Slight Chance
Rain/Snow
then Mostly
Cloudy
Friday
High: 37 °F
Mostly Cloudy
Friday Night
Low: 33 °F
Slight Chance
Rain/Snow

Detailed Forecast

Tonight

Rain, possibly mixed with snow before 2am, then a slight chance of snow. Low around 32. West wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Tuesday

Snow likely, mainly after 4pm. Increasing clouds, with a high near 36. West wind 6 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Tuesday Night

Snow before 1am, then rain and snow. Temperature falling to near 30 by 8pm, then rising to around 35 during the remainder of the night. Southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Wednesday

Rain likely. Mostly cloudy, with a high near 40. West wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

Rain likely, possibly mixed with snow, mainly before 4am. Mostly cloudy, with a low around 33. West wind around 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday

A chance of rain and snow, mainly before 4pm. Partly sunny, with a high near 38. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Thursday Night

A slight chance of rain and snow before 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 20%.

Friday

Mostly cloudy, with a high near 37.

Friday Night

A slight chance of rain and snow before 4am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

Saturday

A chance of rain and snow, mainly after 4pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

Saturday Night

A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

Sunday

A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 40%.