Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

JEFFERSON CREEK (JEFW1)

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

NA

38°F

3°C

Humidity 89%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 14 Apr 10:36 AM PDT
Extended Forecast for

9 Miles WSW Brinnon WA

Winter Weather Advisory April 14, 11:43am until April 14, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 14, 11:43am until April 14, 11:00pm

    NOW until 11:00pm Tue

    Winter Weather Advisory

  • Today

    High: 38 °F

    Rain/Snow and
    Breezy

  • Tonight

    Tonight: A chance of rain and snow before 4am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 29. West wind 13 to 18 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers, mainly after noon. Some thunder is also possible.  High near 36. Wind chill values between 23 and 30. Southwest wind 6 to 9 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    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. Wind chill values between 20 and 25. North northeast wind 5 to 7 mph becoming west northwest in the evening.  New snow accumulation of around an inch possible.

    Low: 27 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 41. West wind 5 to 7 mph becoming south in the morning.

    High: 41 °F

    Mostly 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 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain, possibly mixed with snow. High near 38. Wind chill values between 25 and 30. Breezy, with a southwest wind around 22 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 29. West wind 13 to 18 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow before 11am, then snow showers, mainly after noon. Some thunder is also possible. High near 36. Wind chill values between 23 and 30. Southwest wind 6 to 9 mph. 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. Wind chill values between 20 and 25. North northeast wind 5 to 7 mph becoming west northwest in the evening. New snow accumulation of around an inch possible.
Thursday
Mostly sunny, with a high near 41. West wind 5 to 7 mph becoming south in the morning.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
A slight chance of rain after 11am. Mostly cloudy, with a high near 49.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Brinnon WA
 47.63°N 123.06°W (Elev. 3018 ft)
11:27 am PDT Apr 14, 2026
11am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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