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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 73 °F
NE 9kt
9ft

Small Craft Advisory
Tonight
Low: 64 °F
N 6kt⇓
5-6ft
Thursday
High: 74 °F
Light Wind
4-5ft
Thursday Night
Low: 64 °F
Light Wind
4ft
Friday
High: 76 °F
⇑E 6kt
4ft
Friday Night
Low: 65 °F
Light Wind
3-4ft
Saturday
High: 77 °F
⇑ESE 8kt
3ft
Saturday Night
Low: 67 °F
SSE 7kt
< 1ft
Sunday
High: 78 °F
SE 10kt
6ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:02 am HST Feb 25, 2026
Forecast Valid: 9am HST Feb 25, 2026-6pm HST Mar 3, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

Today

NE wind 5 to 9 kt becoming N in the afternoon. Occasional showers, mainly before noon. Mixed swell...N 8 to 9 ft at 12 seconds and N 1 ft at 8 seconds. Waves 9 ft subsiding to 6 ft.

Tonight

N wind around 6 kt becoming variable and less than 5 kt in the evening. Showers likely. Mixed swell...N 5 to 6 ft at 12 seconds and N 1 ft at 8 seconds. Waves 5 to 6 ft.

Thursday

Variable winds 5 kt or less. Scattered showers. NNE swell 5 ft at 12 seconds. Waves 4 to 5 ft.

Thursday Night

Variable winds 5 kt or less. Isolated showers. NNE swell 4 ft. Waves around 4 ft.

Friday

Variable winds less than 5 kt becoming E around 6 kt. Mostly sunny. NNE swell 4 ft. Waves around 4 ft.

Friday Night

Variable winds 5 kt or less. Isolated showers. NNE swell 3 to 4 ft. Waves 3 to 4 ft.

Saturday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Mostly sunny. N swell 3 ft decreasing to 0 ft. Waves 3 ft subsiding to 1 ft or less.

Saturday Night

SSE wind around 7 kt. Isolated showers. NNW swell 1 ft. Waves 1 ft or less.

Sunday

SE wind 5 to 10 kt. Isolated showers. NNW swell 1 ft. Waves 1 ft building to 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.