Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM SW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
NE 6kt⇓
< 1ft
Wednesday
⇑SW 8kt
< 1ft
Wednesday Night
SSW 10kt
< 1ft
Thursday
SW 9kt
< 1ft
Thursday Night
SSW 11kt
< 1ft
Friday
SSW 15kt
< 1ft
Friday Night
SSW 13kt
< 1ft
Saturday
WSW 6kt
< 1ft
Saturday Night
SSW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 3:07 pm PDT Jun 23, 2026
Forecast Valid: 7pm PDT Jun 23, 2026-6pm PDT Jun 30, 2026

View Nearby Observations

Detailed Forecast

Tonight

NE wind around 6 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Wednesday Night

SSW wind 7 to 10 kt. Increasing clouds. Waves 1 ft or less.

Thursday

SW wind around 9 kt. Mostly cloudy. Waves 1 ft or less.

Thursday Night

SSW wind 9 to 11 kt. Rain, mainly after 11pm. Waves 1 ft or less.

Friday

SSW wind 9 to 15 kt. Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Waves 1 ft or less.

Friday Night

SSW wind 9 to 13 kt. A chance of rain. Waves 1 ft or less.

Saturday

WSW wind around 6 kt. A chance of rain, then showers likely and possibly a thunderstorm after 11am. Waves 1 ft or less.

Saturday Night

SSW wind 5 to 7 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.