Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

6NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
⇑S 8kt
< 1ft
Saturday
S 11kt
1ft
Saturday Night
S 6kt⇓
< 1ft
Sunday
Light Wind
< 1ft
Sunday Night
S 11kt
< 1ft
Monday
SSW 12kt
1ft
Monday Night
S 14kt
1ft
Tuesday
S 23kt
1-2ft
Tuesday Night
SSW 23kt
1-2ft

Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 10, 2026
Forecast Valid: 9pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds less than 5 kt becoming S 5 to 8 kt after midnight. A chance of rain, mainly after 4am. Waves 1 ft or less.

Saturday

S wind 7 to 11 kt. Rain, mainly before 1pm. Waves around 1 ft.

Saturday Night

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

Sunday

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

Sunday Night

WNW wind 6 to 11 kt becoming S after midnight. A chance of rain. Waves 1 ft or less.

Monday

SSW wind around 12 kt. A chance of rain. Waves around 1 ft.

Monday Night

WSW wind 10 to 14 kt becoming S after midnight. A chance of rain. Waves around 1 ft.

Tuesday

S wind 15 to 23 kt. Rain. Waves 1 to 2 ft.

Tuesday Night

SSW wind 14 to 23 kt. Rain. Waves 1 to 2 ft.

*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.