Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

18NM WNW Seattle WA

Marine Point Forecast

[NOTICE]

Overnight
Light Wind
< 1ft
Sunday
⇑N 6kt
< 1ft
Sunday Night
NNE 6kt⇓
< 1ft
Monday
⇑NNE 12kt
< 1ft
Monday Night
N 13kt
< 1ft
Tuesday
⇑NNE 8kt
< 1ft
Tuesday Night
N 11kt⇓
< 1ft
Wednesday
⇑NNE 6kt
< 1ft
Wednesday Night
NNE 8kt⇓
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Aug 1, 2026
Forecast Valid: 12am PDT Aug 2, 2026-6pm PDT Aug 8, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM PDT THIS EVENING...

Overnight

Variable winds 5 kt or less. A slight chance of rain after 2am. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. A chance of rain, mainly before 3pm. Waves 1 ft or less.

Sunday Night

NNE wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming NNE 7 to 12 kt in the morning. Sunny. Waves 1 ft or less.

Monday Night

N wind 6 to 13 kt. Clear. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming NNE 5 to 8 kt in the morning. Sunny. Waves 1 ft or less.

Tuesday Night

N wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.

Wednesday Night

NNE wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Mostly clear. 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.