Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
Light Wind
< 1ft
Tonight
Light Wind
< 1ft
Wednesday
Light Wind
< 1ft
Wednesday Night
⇑SW 14kt
< 1ft
Thursday
SW 14kt
< 1ft
Thursday Night
SW 14kt⇓
< 1ft
Friday
⇑SW 9kt
< 1ft
Friday Night
SW 12kt
< 1ft
Saturday
SW 13kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 12:40 pm PDT Jul 21, 2026
Forecast Valid: 2pm PDT Jul 21, 2026-6pm PDT Jul 27, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Tonight

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

Wednesday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Wednesday Night

Variable winds less than 5 kt becoming SW 9 to 14 kt after midnight. A chance of rain after 4am. Waves 1 ft or less.

Thursday

SW wind 12 to 14 kt. A chance of rain. Waves 1 ft or less.

Thursday Night

SW wind 9 to 14 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming SW 5 to 9 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Friday Night

SW wind 8 to 12 kt. Mostly clear. Waves 1 ft or less.

Saturday

SW wind 10 to 13 kt. 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.