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

Port Townsend Jefferson County International Airport (K0S9)

Lat: 48.05517°NLon: 122.81159°WElev: 105.0ft.

Partly Cloudy

43°F

6°C

Humidity 60%
Wind Speed WNW 12 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Apr 05:15 AM PDT
Extended Forecast for

4 Miles WSW Chimacum WA

  • Overnight

    Overnight: A 20 percent chance of rain.  Partly cloudy, with a low around 33. West southwest wind around 5 mph.

    Low: 33 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain and thunderstorms before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm.  High near 49. Light and variable wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 8pm.  Mostly clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Chance Rain
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of rain. Partly cloudy, with a low around 33. West southwest wind around 5 mph.
Wednesday
Rain and thunderstorms before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 49. Light and variable wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of rain, mainly before 8pm. Mostly clear, with a low around 32. Light and variable wind.
Thursday
Sunny, with a high near 55. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 36. Light and variable wind.
Friday
Partly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Partly sunny, with a high near 62.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 63.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Chimacum WA
 47.98°N 122.85°W (Elev. 600 ft)
1:16 am PDT Apr 15, 2026
5am PDT Apr 15, 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

National Digital Forecast Database