Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

JEFFERSON CREEK (JEFW1)

Lat: 47.5491°NLon: 123.21759°WElev: 2408.0ft.

NA

37°F

3°C

Humidity 94%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 14 Apr 04:36 PM PDT
Extended Forecast for

8 Miles W Brinnon WA

Winter Weather Advisory April 14, 05:30pm until April 14, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 14, 05:30pm until April 14, 11:00pm

    NOW until 11:00pm Tue

    Winter Weather Advisory

  • This Afternoon

    High: 39 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow likely before 4am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 29. West wind 12 to 17 mph becoming light and variable. Winds could gust as high as 31 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible.  High near 37. Wind chill values between 23 and 31. West wind around 7 mph becoming southeast in the afternoon.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow before 11pm.  Cloudy during the early evening, then gradual clearing, with a low around 27. East northeast wind around 6 mph becoming west in the evening.  New snow accumulation of less than one inch possible.

    Low: 27 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 42. West wind 5 to 7 mph becoming south southeast in the morning.

    High: 42 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain, possibly mixed with snow. High near 39. Southwest wind around 20 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
Rain and snow likely before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 29. West wind 12 to 17 mph becoming light and variable. Winds could gust as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible. High near 37. Wind chill values between 23 and 31. West wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 50 percent chance of snow before 11pm. Cloudy during the early evening, then gradual clearing, with a low around 27. East northeast wind around 6 mph becoming west in the evening. New snow accumulation of less than one inch possible.
Thursday
Sunny, with a high near 42. West wind 5 to 7 mph becoming south southeast in the morning.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A slight chance of rain between 11am and 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain and snow before 8pm, then rain likely. Mostly cloudy, with a low around 43.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 49.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Partly sunny, with a high near 50.
Monday Night
A chance of rain. Partly cloudy, with a low around 40.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Brinnon WA
 47.7°N 123.05°W (Elev. 2467 ft)
11:27 am PDT Apr 14, 2026
5pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

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