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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Overnight
Low: 71 °F
Light Wind
< 1ft

Small Craft Advisory
Monday
High: 80 °F
⇑N 9kt
< 1ft
Monday Night
Low: 70 °F
N 9kt⇓
1-2ft
Tuesday
High: 78 °F
⇑N 11kt
2-4ft
Tuesday Night
Low: 69 °F
N 9kt
4ft
Wednesday
High: 77 °F
E 8kt
4ft
Wednesday Night
Low: 69 °F
ENE 7kt
4ft
Thursday
High: 78 °F
ESE 8kt
4ft
Thursday Night
Low: 69 °F
ESE 7kt
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:06 pm HST Mar 15, 2026
Forecast Valid: 11pm HST Mar 15, 2026-6pm HST Mar 22, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

Overnight

Variable winds 5 kt or less. Scattered showers. Mixed swell...N 1 ft at 10 seconds and N 1 ft at 10 seconds. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming N 5 to 9 kt in the afternoon. Scattered showers, mainly after 2pm. Mixed swell...N 1 ft at 15 seconds and WNW 1 ft at 10 seconds decreasing to at 0 seconds . Waves 1 ft or less.

Monday Night

N wind 5 to 9 kt becoming variable and less than 5 kt in the evening. Scattered showers. N swell 2 ft at 13 seconds. Waves 1 to 2 ft.

Tuesday

Variable winds less than 5 kt becoming N 6 to 11 kt in the afternoon. Showers, mainly after 8am. N swell 3 to 4 ft. Waves 2 to 4 ft.

Tuesday Night

N wind 5 to 9 kt. Showers. N swell 4 ft. Waves around 4 ft.

Wednesday

E wind 5 to 8 kt. Showers. N swell 4 ft. Waves around 4 ft.

Wednesday Night

ENE wind 5 to 7 kt becoming S after midnight. Showers. N swell 4 ft. Waves around 4 ft.

Thursday

S wind 5 to 8 kt becoming ESE in the morning. Showers likely. N swell 4 ft. Waves around 4 ft.

Thursday Night

ESE wind 5 to 7 kt becoming WSW after midnight. Showers likely. N swell 4 ft. Waves around 4 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.