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

CW1035 Port Townsend (C1035)

Lat: 48.12517°NLon: 122.762°WElev: 244.46ft.

NA

43°F

6°C

Humidity 76%
Wind Speed NNW 11 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 15 Apr 02:11 AM PDT
Extended Forecast for

Coupeville WA

  • Overnight

    Overnight: A 20 percent chance of rain after 4am.  Mostly cloudy, with a low around 39. West wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of rain and thunderstorms after 5pm.  Mostly cloudy, with a high near 49. West southwest wind 7 to 9 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 7pm.  Partly cloudy, with a low around 38. West northwest wind around 7 mph.

    Low: 38 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 53. South southeast wind around 7 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. West wind 5 to 9 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 39. West wind 11 to 14 mph, with gusts as high as 22 mph.
Wednesday
Rain likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 49. West southwest wind 7 to 9 mph. Chance of precipitation is 70%. 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 7pm. Partly cloudy, with a low around 38. West northwest wind around 7 mph.
Thursday
Sunny, with a high near 53. South southeast wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 41. West wind 5 to 9 mph.
Friday
Partly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Partly sunny, with a high near 58.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Monday
A slight chance of rain. Mostly sunny, with a high near 59.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Coupeville WA
 48.2°N 122.69°W (Elev. 62 ft)
1:16 am PDT Apr 15, 2026
2am 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