Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

40°F

4°C

Humidity 73%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 09 Dec 11:06 AM PST
Extended Forecast for

10 Miles NE Mazama WA

  • Today

    Today: A 30 percent chance of snow, mainly after 4pm.  Mostly cloudy, with a high near 31. West wind 5 to 7 mph becoming light and variable  in the afternoon.  Total daytime snow accumulation of around an inch possible.

    High: 31 °F

    Chance Snow

  • Tonight

    Tonight: Snow before 2am, then rain and snow between 2am and 4am, then rain after 4am. The snow could be heavy at times.  Temperature falling to near 28 by 8pm, then rising to around 33 during the remainder of the night. South wind 6 to 9 mph becoming west in the evening.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 28 °F

    Heavy Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain before 10am, then rain and snow.  High near 37. West wind 6 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    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.

    Low: 33 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow likely before 10am, then a chance of snow.  Mostly cloudy, with a high near 34. West wind 6 to 9 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Friday

    Friday: A chance of rain and snow.  Mostly cloudy, with a high near 36. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow.  Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow before 1pm, then a chance of rain and snow.  Mostly cloudy, with a high near 32. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 31. West wind 5 to 7 mph becoming light and variable in the afternoon. Total daytime snow accumulation of around an inch possible.
Tonight
Snow before 2am, then rain and snow between 2am and 4am, then rain after 4am. The snow could be heavy at times. Temperature falling to near 28 by 8pm, then rising to around 33 during the remainder of the night. South wind 6 to 9 mph becoming west in the evening. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday
Rain before 10am, then rain and snow. High near 37. West wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
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 and snow likely before 10am, then a chance of snow. Mostly cloudy, with a high near 34. West wind 6 to 9 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 29. New snow accumulation of less than a half inch possible.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Saturday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
Snow. High near 33. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Mazama WA
 48.7°N 120.25°W (Elev. 4619 ft)
9:28 am PST Dec 9, 2025
11am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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