Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

6NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Late Afternoon
SSW 18kt
2ft
Tonight
ENE 13kt
1ft
Saturday
NNE 7kt
< 1ft
Saturday Night
S 10kt
< 1ft
Sunday
S 11kt
1ft
Sunday Night
N 8kt
< 1ft
Monday
N 9kt
< 1ft
Monday Night
N 8kt⇓
< 1ft
Tuesday
S 13kt
1-2ft

Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Mar 20, 2026
Forecast Valid: 5pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON...

Late Afternoon

SSW wind around 18 kt. A chance of rain. Waves around 2 ft.

Tonight

S wind 9 to 13 kt becoming N after midnight. A chance of rain, mainly between 1am and 2am. Waves around 1 ft.

Saturday

NNE wind 5 to 7 kt. A slight chance of rain before 11am. Waves 1 ft or less.

Saturday Night

NNE wind 5 to 10 kt becoming S in the evening. A chance of rain, mainly after 11pm. Waves 1 ft or less.

Sunday

S wind 6 to 11 kt becoming SW in the afternoon. A chance of rain, mainly before 11am. Waves around 1 ft.

Sunday Night

N wind around 8 kt. Mostly cloudy. Waves 1 ft or less.

Monday

N wind 6 to 9 kt. Mostly cloudy. Waves 1 ft or less.

Monday Night

N wind 5 to 8 kt becoming variable and less than 5 kt in the evening. A chance of rain. Waves 1 ft or less.

Tuesday

S wind 5 to 13 kt. Rain. Waves 1 to 2 ft.

*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.