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

Current conditions at

NCSB (NCSW1)

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

NA

34°F

1°C

Humidity 98%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 07 Dec 02:06 PM PST
Extended Forecast for

11 Miles N Mazama WA

  • This Afternoon

    This Afternoon: Snow likely.  Mostly cloudy, with a high near 29. Southwest wind around 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow Likely

  • Tonight

    Tonight: Snow, mainly before 4am.  Low around 25. Southwest wind around 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Snow

  • Monday

    Monday: Snow, mainly after 7am. The snow could be heavy at times.  High near 29. Southwest wind 11 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 29 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times.  Low around 24. Breezy, with a west wind 17 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Heavy Snow
    and Breezy

  • Tuesday

    Tuesday: Snow, mainly after 4pm.  High near 26. Breezy, with a west wind 9 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 26 °F

    Chance Snow
    and Breezy
    then Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 24. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 24 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow.  High near 29. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 28. Chance of precipitation is 60%.

    High: 28 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow likely. Mostly cloudy, with a high near 29. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow, mainly before 4am. Low around 25. Southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
Snow, mainly after 7am. The snow could be heavy at times. High near 29. Southwest wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 24. Breezy, with a west wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday
Snow, mainly after 4pm. High near 26. Breezy, with a west wind 9 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow. High near 29. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Thursday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Friday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 28.
Saturday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Mazama WA
 48.77°N 120.43°W (Elev. 6358 ft)
2:48 pm PST Dec 7, 2025
3pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database