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

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Today
⇑SW 7kt
< 1ft
Tonight
SW 8kt
< 1ft
Monday
WSW 14kt
< 1ft
Monday Night
WSW 17kt
< 1ft
Tuesday
⇑SSW 21kt
< 1ft
Tuesday Night
WSW 22kt⇓
< 1ft
Wednesday
WSW 13kt
< 1ft
Wednesday Night
W 10kt⇓
< 1ft
Thursday
⇑WSW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 pm PDT Apr 11, 2026
Forecast Valid: 9am PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. A chance of rain, mainly after 5pm. Waves 1 ft or less.

Tonight

SW wind 6 to 8 kt. A chance of rain, mainly before 7pm. Waves 1 ft or less.

Monday

WSW wind 6 to 14 kt. A chance of rain. Waves 1 ft or less.

Monday Night

WSW wind 10 to 17 kt. A chance of rain. Waves 1 ft or less.

Tuesday

SSW wind 10 to 15 kt increasing to 16 to 21 kt in the afternoon. Winds could gust as high as 31 kt. Rain. Waves 1 ft or less.

Tuesday Night

WSW wind 17 to 22 kt decreasing to 9 to 14 kt after midnight. Winds could gust as high as 32 kt. Rain, mainly before 11pm. Waves 1 ft or less.

Wednesday

WSW wind 5 to 13 kt. A chance of rain, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

Wednesday Night

W wind 5 to 10 kt becoming variable and less than 5 kt in the evening. A chance of rain. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming WSW 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.