National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

42°F

6°C

Humidity 88%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 12 Nov 07:06 PM PST
Extended Forecast for

Mazama WA

  • Tonight

    Tonight: Rain likely, mainly before 4am. Patchy fog before 5am. Patchy freezing fog after 5am. Otherwise, cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain Likely
    and Patchy
    Freezing Fog

  • Thursday

    Thursday: Rain, mainly after 7am. Patchy fog before 9am. High near 46. Light east wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain before 4am, then a chance of rain and snow. Low around 36. Calm wind. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain then
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Rain likely, mainly before 4am. Patchy fog before 5am. Patchy freezing fog after 5am. Otherwise, cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly after 7am. Patchy fog before 9am. High near 46. Light east wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 4am, then a chance of rain and snow. Low around 36. Calm wind. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Sunday
A 50 percent chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 49.
Sunday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Monday
A chance of rain and snow, mainly before 10am. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mazama WA
 48.59°N 120.45°W (Elev. 2349 ft)
Last Update:
7:07 pm PST Nov 12, 2025
Forecast Valid:
7pm PST Nov 12, 2025-6pm PST Nov 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation