Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from March 18, 04:00 PM PDT until March 19, 05:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

7NM W Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
SSW 12kt
2ft
Tonight
S 12kt
1ft
Thursday
SSW 12kt
1-2ft
Thursday Night
S 11kt
1ft
Friday
SSW 14kt
1-2ft
Friday Night
SSW 13kt
1-2ft
Saturday
Light Wind
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑S 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 3:18 pm PDT Mar 18, 2026
Forecast Valid: 3pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM PDT THIS AFTERNOON

This Afternoon

SSW wind around 12 kt, with gusts as high as 20 kt. Rain. Waves around 2 ft.

Tonight

S wind around 12 kt. Rain. Waves around 1 ft.

Thursday

SSW wind around 12 kt. Rain. Waves 1 to 2 ft.

Thursday Night

S wind 8 to 11 kt. Rain. Waves around 1 ft.

Friday

SSW wind 10 to 14 kt, with gusts as high as 21 kt. Rain. Waves 1 to 2 ft.

Friday Night

SSW wind 5 to 13 kt becoming NE in the evening. Rain likely, mainly before 11pm. Waves 1 to 2 ft.

Saturday

Variable winds 5 kt or less. A chance of rain, mainly before 11am. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. A 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.