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

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
⇑WSW 6kt
< 1ft
Tonight
SW 7kt
< 1ft
Monday
WSW 15kt
< 1ft
Monday Night
SW 16kt
< 1ft
Tuesday
⇑SSW 20kt
< 1ft
Tuesday Night
WSW 22kt⇓
< 1ft
Wednesday
SW 12kt
< 1ft
Wednesday Night
W 9kt⇓
< 1ft
Thursday
⇑SW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 12, 2026
Forecast Valid: 2pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds less than 5 kt becoming WSW around 6 kt. A chance of rain, mainly after 5pm. Waves 1 ft or less.

Tonight

SW wind around 7 kt. A chance of rain, mainly between 11pm and 3am. Waves 1 ft or less.

Monday

WSW wind 7 to 15 kt. A chance of rain. Waves 1 ft or less.

Monday Night

SW wind 10 to 16 kt. A chance of rain. Waves 1 ft or less.

Tuesday

SSW wind 9 to 14 kt increasing to 15 to 20 kt in the afternoon. Winds could gust as high as 26 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 29 kt. Rain, mainly before 11pm. Waves 1 ft or less.

Wednesday

SW wind 5 to 12 kt. A chance of rain, then showers and possibly a thunderstorm after 11am. Waves 1 ft or less.

Wednesday Night

W wind 5 to 9 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 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.