Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

NCSB (NCSW1)

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

32°F

0°C

Humidity	100%
Wind Speed	W 1 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	07 Dec 11:06 AM PST

More Information:

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

Extended Forecast for

15 Miles N Mazama WA

Today
High: 25 °F
Heavy Snow
Tonight
Low: 22 °F
Snow and
Windy
Monday
High: 29 °F
Heavy Snow
and Breezy
Monday Night
Low: 21 °F
Heavy Snow
and Windy
Tuesday
High: 23 °F
Snow and
Windy
Tuesday Night
Low: 20 °F
Heavy Snow
Wednesday
High: 26 °F
Snow and
Breezy
Wednesday Night
Low: 17 °F
Snow Likely
Thursday
High: 20 °F
Chance Snow

Detailed Forecast

Today

Snow. The snow could be heavy at times. High near 25. West wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Snow. Low around 22. Windy, with a west wind 23 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Monday

Snow. The snow could be heavy at times. High near 29. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 21. Windy, with a west wind 29 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Tuesday

Snow. High near 23. Windy, with a west wind 21 to 26 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Low around 20. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Wednesday

Snow. High near 26. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Wednesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.

Thursday

A 50 percent chance of snow. Mostly cloudy, with a high near 20.

Thursday Night

Snow likely. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

Friday

Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.