Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

15NM S Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
NNW 7kt
< 1ft
Tonight
⇑SW 8kt
< 1ft
Thursday
WSW 8kt
< 1ft
Thursday Night
WSW 6kt⇓
< 1ft
Friday
Light Wind
< 1ft
Friday Night
⇑W 6kt
< 1ft
Saturday
SSW 10kt
< 1ft
Saturday Night
WSW 11kt⇓
< 1ft
Sunday
⇑SW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Jul 22, 2026
Forecast Valid: 1pm PDT Jul 22, 2026-6pm PDT Jul 28, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NNW wind around 7 kt. Sunny. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming SW 5 to 8 kt after midnight. Winds could gust as high as 24 kt. A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Waves 1 ft or less.

Thursday

WSW wind 6 to 8 kt. A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 11am. Waves 1 ft or less.

Thursday Night

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

Friday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Friday Night

Variable winds less than 5 kt becoming W around 6 kt in the evening. Mostly clear. Waves 1 ft or less.

Saturday

SSW wind 6 to 10 kt. Mostly sunny. Waves 1 ft or less.

Saturday Night

WSW wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Sunday

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.