Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

7NM W Seattle WA

Marine Point Forecast

[NOTICE]

Monday
SW 8kt
1ft
Monday Night
SSW 11kt
1ft
Tuesday
S 18kt
2-3ft
Tuesday Night
SSE 19kt⇓
1-3ft
Wednesday
⇑SSW 6kt
1ft
Wednesday Night
NW 6kt⇓
< 1ft
Thursday
⇑S 6kt
< 1ft
Thursday Night
Light Wind
< 1ft
Friday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 pm PDT Apr 12, 2026
Forecast Valid: 2am PDT Apr 13, 2026-6pm PDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

Monday

SSE wind 6 to 8 kt becoming SW in the afternoon. A chance of rain. Waves around 1 ft.

Monday Night

SSW wind 8 to 11 kt. A chance of rain, mainly after 4am. Waves around 1 ft.

Tuesday

S wind 11 to 18 kt, with gusts as high as 27 kt. Rain. Waves 2 to 3 ft.

Tuesday Night

SSE wind 14 to 19 kt decreasing to 7 to 12 kt after midnight. Winds could gust as high as 28 kt. Rain, mainly before 11pm. Waves 1 to 3 ft.

Wednesday

Variable winds less than 5 kt becoming SSW around 6 kt in the morning. Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Waves around 1 ft.

Wednesday Night

NW wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of rain before 11pm. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Thursday Night

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

Friday

Variable winds 5 kt or less. Partly sunny. 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.