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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Tonight
Low: 70 °F
NE 12kt
1ft
Friday
High: 78 °F
NNE 12kt
1ft
Friday Night
Low: 69 °F
NNE 11kt
1ft
Saturday
High: 78 °F
NE 12kt
< 1ft
Saturday Night
Low: 69 °F
ENE 9kt
< 1ft
Sunday
High: 78 °F
ENE 9kt⇓
< 1ft
Sunday Night
Low: 69 °F
⇑NE 6kt
7ft
Memorial Day
High: 79 °F
ENE 8kt⇓
6-7ft
Monday Night
Low: 69 °F
⇑ENE 7kt
6ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 pm HST May 21, 2026
Forecast Valid: 6pm HST May 21, 2026-6pm HST May 28, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

Tonight

NE wind 7 to 12 kt. Showers likely, mainly before midnight. N swell 1 ft at 9 seconds. Waves around 1 ft.

Friday

NNE wind 9 to 12 kt. Scattered showers, mainly before noon. N swell 1 ft at 11 seconds. Waves around 1 ft.

Friday Night

NNE wind 7 to 11 kt. Scattered showers. N swell 1 ft at 10 seconds. Waves around 1 ft.

Saturday

NE wind 8 to 12 kt. Scattered showers, mainly before noon. N swell 1 ft. Waves 1 ft or less.

Saturday Night

ENE wind 6 to 9 kt. Scattered showers. N swell 1 ft. Waves 1 ft or less.

Sunday

ENE wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Scattered showers, mainly before noon. N swell 1 ft. Waves 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming NE around 6 kt after midnight. Showers likely, mainly after midnight. N swell 1 ft. Waves 1 ft or less building to 7 ft.

Memorial Day

ENE wind 5 to 8 kt becoming variable and less than 5 kt in the afternoon. Scattered showers. N swell 1 ft. Waves 6 to 7 ft.

Monday Night

Variable winds less than 5 kt becoming ENE 5 to 7 kt after midnight. Showers likely. N swell 1 ft. Waves around 6 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.