Wildfire Smoke and Severe Thunderstorms in the East; Monsoon Thunderstorms in the Southwest

Wildfire smoke continues to impact air quality from the Great Lakes region into New England and the Mid-Atlantic today with widespread Air Quality Alerts in effect. Severe thunderstorms are expected across portions of the Ohio Valley and Lower Great Lakes into the Mid-Atlantic and Northeast, this afternoon into the evening. Monsoonal thunderstorms may bring areas of flooding to the Southwest. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

19NM SW Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
N 6kt⇓
< 1ft
Sunday
⇑N 6kt
< 1ft
Sunday Night
NNE 8kt⇓
< 1ft
Monday
⇑NNE 6kt
< 1ft
Monday Night
Light Wind
< 1ft
Tuesday
Light Wind
< 1ft
Tuesday Night
Light Wind
< 1ft
Wednesday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Jul 17, 2026
Forecast Valid: 6am PDT Jul 18, 2026-6pm PDT Jul 24, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

N wind around 6 kt becoming variable and less than 5 kt in the evening. Patchy fog after 5am. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Patchy fog before 7am. Waves 1 ft or less.

Sunday Night

NNE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Monday

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

Monday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly sunny. 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.