Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

18NM WNW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
Light Wind
< 1ft
Friday
⇑S 6kt
< 1ft
Friday Night
⇑S 7kt
< 1ft
Saturday
SSW 6kt⇓
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑NNE 6kt
< 1ft
Sunday Night
NNE 6kt⇓
< 1ft
Monday
Light Wind
< 1ft
Monday Night
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 1:20 pm PDT Oct 15, 2026
Forecast Valid: 5pm PDT Oct 15, 2026-6pm PDT Oct 22, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Friday

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

Friday Night

Variable winds less than 5 kt becoming S 5 to 7 kt after midnight. A slight chance of rain before 3am, then a chance of rain after 4am. Waves 1 ft or less.

Saturday

SSW wind around 6 kt becoming variable and less than 5 kt in the morning. A chance of rain. 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 NNE around 6 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Sunday Night

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

Monday

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

Monday Night

Variable winds 5 kt or less. 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.