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 >

Hazardous Weather Conditions

Gale Warning until April 14, 11:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

29NM NNW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
WNW 22kt⇓
< 1ft

Gale Warning
Wednesday
SW 8kt
< 1ft
Wednesday Night
NW 8kt
< 1ft
Thursday
SSE 8kt
< 1ft
Thursday Night
⇑WNW 8kt
< 1ft
Friday
Light Wind
< 1ft
Friday Night
Light Wind
< 1ft
Saturday
⇑SE 9kt
< 1ft
Saturday Night
SSE 9kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 14, 2026
Forecast Valid: 7pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT UNTIL 11 PM PDT THIS EVENING...

Tonight

WNW wind 17 to 22 kt becoming WSW 10 to 15 kt after midnight. Winds could gust as high as 28 kt. A chance of rain, mainly before 4am. Waves 1 ft or less.

Wednesday

SSW wind around 8 kt becoming NW in the afternoon. Rain and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Waves 1 ft or less.

Wednesday Night

NW wind 5 to 8 kt becoming SSW after midnight. A chance of rain before 11pm. Waves 1 ft or less.

Thursday

S wind 5 to 8 kt becoming ESE in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

Variable winds less than 5 kt becoming WNW 5 to 8 kt in the evening. Partly cloudy. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming SE 5 to 9 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.

Saturday Night

SSE wind around 9 kt. A chance of rain. Waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.