Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 17, 11:00 AM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

19NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
SSW 10kt⇓
< 1ft

Small Craft Advisory
Tuesday
⇑SSW 7kt
< 1ft

Small Craft Advisory
Tuesday Night
SSW 9kt
< 1ft
Wednesday
SSW 10kt
1ft
Wednesday Night
SSW 8kt
< 1ft
Thursday
SSW 11kt
< 1ft
Thursday Night
SSW 10kt
1ft
Friday
SSW 10kt
1ft
Friday Night
SW 9kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:01 pm PDT Mar 16, 2026
Forecast Valid: 9pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

Tonight

SSW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Rain, mainly after 1am. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Rain. Waves 1 ft or less.

Tuesday Night

SSW wind 6 to 9 kt. Rain. Waves 1 ft or less.

Wednesday

SSW wind around 10 kt. Rain. Waves around 1 ft.

Wednesday Night

SSW wind around 8 kt. Rain. Waves 1 ft or less.

Thursday

SSW wind 8 to 11 kt. Rain. Waves 1 ft or less.

Thursday Night

SSW wind around 10 kt. Rain. Waves around 1 ft.

Friday

SSW wind around 10 kt. Rain. Waves around 1 ft.

Friday Night

SW wind 6 to 9 kt. Rain likely. 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.