Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 18, 05:00 AM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

6NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Late Afternoon
S 15kt
1ft
Tonight
S 19kt
1-2ft
Wednesday
S 18kt
1-2ft
Wednesday Night
S 15kt
1ft
Thursday
S 17kt
1ft
Thursday Night
S 16kt
1ft
Friday
SSW 18kt
1ft
Friday Night
SSW 19kt
1-2ft
Saturday
SSE 9kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:26 pm PDT Mar 17, 2026
Forecast Valid: 5pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Late Afternoon

S wind around 15 kt. Rain. Waves around 1 ft.

Tonight

S wind 14 to 19 kt. Rain. Waves 1 to 2 ft.

Wednesday

S wind 15 to 18 kt. Rain. Waves 1 to 2 ft.

Wednesday Night

S wind around 15 kt. Rain. Waves around 1 ft.

Thursday

S wind around 17 kt. Rain. Waves around 1 ft.

Thursday Night

S wind 13 to 16 kt. Rain. Waves around 1 ft.

Friday

SSW wind 14 to 18 kt. Rain. Waves around 1 ft.

Friday Night

SSW wind 11 to 19 kt. Rain likely. Waves 1 to 2 ft.

Saturday

SSE wind around 9 kt becoming NNW in the afternoon. 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.