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

33NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

Today
⇑W 6kt
< 1ft
Tonight
SW 11kt
< 1ft
Monday
SW 13kt
< 1ft
Monday Night
SSW 14kt
< 1ft
Tuesday
SSW 18kt
< 1ft
Tuesday Night
SSW 19kt
< 1ft
Wednesday
SSW 12kt
< 1ft
Wednesday Night
WSW 9kt⇓
< 1ft
Thursday
⇑SW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 pm PDT Apr 11, 2026
Forecast Valid: 5am PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming W around 6 kt in the afternoon. A slight chance of rain after 4pm. Waves 1 ft or less.

Tonight

SW wind 8 to 11 kt. A chance of rain, mainly before 11pm. Waves 1 ft or less.

Monday

SW wind 10 to 13 kt. A chance of rain. Waves 1 ft or less.

Monday Night

SSW wind 9 to 14 kt. A chance of rain, mainly before 11pm. Waves 1 ft or less.

Tuesday

SSW wind 10 to 18 kt, with gusts as high as 26 kt. Rain. Waves 1 ft or less.

Tuesday Night

SSW wind 11 to 19 kt. Rain, mainly before 11pm. Waves 1 ft or less.

Wednesday

SSW wind 8 to 12 kt. A chance of rain, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

Wednesday Night

WSW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. A chance of rain. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. A slight 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.