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

34°F

1°C

Humidity 97%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Apr 03:36 AM PDT
Extended Forecast for

13 Miles WNW Brinnon WA

  • Overnight

    Overnight: A 10 percent chance of snow after 5am.  Mostly cloudy, with a low around 16. Wind chill values between 2 and 7. West northwest wind around 14 mph.

    Low: 16 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers after 11am. Some thunder is also possible.  High near 22. Wind chill values between 2 and 9. West wind 13 to 16 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 22 °F

    Snow Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values between 1 and 8. Northwest wind around 15 mph.  New snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 30. Wind chill values between 4 and 14. Northwest wind 10 to 14 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.

    High: 30 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. West northwest wind 10 to 17 mph, with gusts as high as 21 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 11am.  Mostly cloudy, with a high near 38.

    High: 38 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
A 10 percent chance of snow after 5am. Mostly cloudy, with a low around 16. Wind chill values between 2 and 7. West northwest wind around 14 mph.
Wednesday
A chance of snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 22. Wind chill values between 2 and 9. West wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 30 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values between 1 and 8. Northwest wind around 15 mph. New snow accumulation of around an inch possible.
Thursday
Sunny, with a high near 30. Wind chill values between 4 and 14. Northwest wind 10 to 14 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 21. West northwest wind 10 to 17 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 31.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
A slight chance of snow after 11am. Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow. Mostly sunny, with a high near 44.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 33.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles WNW Brinnon WA
 47.77°N 123.13°W (Elev. 7195 ft)
1:16 am PDT Apr 15, 2026
4am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database