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

MANSON (MASW)

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

43°F

6°C

Humidity	80%
Wind Speed	WNW 4 MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Wind Chill	41°F (5°C)
Last update	09 Dec 01:00 AM PST

More Information:

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

Extended Forecast for

13 Miles W Pateros WA

Flood Watch December 9, 02:22am until December 11, 04:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 9, 02:22am until December 11, 04:00pm
NOW until 4:00pm Thu
Flood Watch
Overnight
Low: 29 °F
Snow Likely
and Breezy
Tuesday
High: 31 °F
Partly Sunny
then Snow
Likely
Tuesday Night
Low: 29 °F⇑
Heavy Snow
then
Rain/Snow
Wednesday
High: 38 °F
Rain/Snow
Wednesday Night
Low: 33 °F
Rain/Snow
Thursday
High: 34 °F
Rain/Snow
Likely then
Chance Snow
Thursday Night
Low: 30 °F
Chance Snow
then Mostly
Cloudy
Friday
High: 34 °F
Slight Chance
Rain/Snow

Detailed Forecast

Overnight

Snow likely. Mostly cloudy, with a low around 29. Breezy, with a west wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

Tuesday

Snow likely, mainly after 4pm. Mostly cloudy, with a high near 31. West wind 10 to 15 mph becoming light southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Tuesday Night

Rain, possibly mixed with snow, becoming all rain after 4am. The snow could be heavy at times. Temperature rising to around 37 by 5am. Southwest wind 5 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Wednesday

Rain before 10am, then rain, possibly mixed with snow. High near 38. West wind 8 to 15 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Wednesday Night

Rain, possibly mixed with snow. Low around 33. West wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Thursday

Rain likely, possibly mixed with snow, becoming all snow after 7am. Partly sunny, with a high near 34. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Thursday Night

A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 30. Little or no snow accumulation expected.

Friday

A slight chance of rain and snow after 10am. Partly sunny, with a high near 34. Chance of precipitation is 20%.

Friday Night

A slight chance of rain and snow before 10pm. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

Saturday

A 20 percent chance of snow after 10am. Partly sunny, with a high near 32.

Saturday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 29.

Sunday

A 40 percent chance of snow. Partly sunny, with a high near 31.