Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Small Craft Advisory until August 15, 11:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
SSW 21kt
< 1ft

Small Craft Advisory
Tonight
SSW 19kt
< 1ft

Small Craft Advisory
Saturday
SW 15kt
< 1ft
Saturday Night
SW 15kt⇓
< 1ft
Sunday
⇑SW 6kt
< 1ft
Sunday Night
SW 7kt⇓
< 1ft
Monday
⇑SW 8kt
< 1ft
Monday Night
WSW 10kt⇓
< 1ft
Tuesday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:01 am PDT Aug 15, 2025
Forecast Valid: 1pm PDT Aug 15, 2025-6pm PDT Aug 21, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM PDT THIS MORNING

This Afternoon

SSW wind 19 to 21 kt. Rain. Waves 1 ft or less.

Tonight

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

Saturday

SW wind 9 to 15 kt. Showers likely, mainly after 11am. Waves 1 ft or less.

Saturday Night

SW wind 10 to 15 kt becoming variable and less than 5 kt after midnight. A chance of showers before 11pm. Waves 1 ft or less.

Sunday

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

Sunday Night

SW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.

Monday Night

WSW wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Mostly 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.