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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Overnight
Low: 70 °F
SSE 16kt
2ft

Small Craft Advisory
Thursday
High: 80 °F
SSE 17kt
2ft
Thursday Night
Low: 69 °F
SSE 11kt
1-2ft
Friday
High: 79 °F
SSE 11kt
< 1ft
Friday Night
Low: 71 °F
SSE 7kt⇓
< 1ft
Saturday
High: 81 °F
E 6kt⇓
1ft
Saturday Night
Low: 71 °F
Light Wind
1ft
Sunday
High: 81 °F
E 6kt⇓
4ft
Sunday Night
Low: 69 °F
Light Wind
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:02 pm HST Apr 8, 2026
Forecast Valid: 11pm HST Apr 8, 2026-6pm HST Apr 15, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THURSDAY

Overnight

SSE wind 11 to 16 kt. A slight chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. NNW swell 1 ft at 12 seconds. Waves around 2 ft.

Thursday

SSE wind 10 to 17 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. NNW swell 1 ft at 11 seconds. Waves around 2 ft.

Thursday Night

SSE wind 8 to 11 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. NNW swell 0 to 1 ft at 11 seconds decreasing to at 0 seconds . Waves 1 to 2 ft.

Friday

SSE wind 7 to 11 kt. Frequent showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. NNW swell 0 ft. Waves 1 ft or less.

Friday Night

SSE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. NNW swell 1 ft. Waves 1 ft or less.

Saturday

E wind around 6 kt becoming variable and less than 5 kt in the afternoon. Showers likely, mainly after noon. NNW swell 1 ft. Waves around 1 ft.

Saturday Night

Variable winds 5 kt or less. Showers likely, mainly before midnight. NNW swell 1 ft. Waves around 1 ft.

Sunday

E wind around 6 kt becoming variable and less than 5 kt in the afternoon. Scattered showers. NNW swell 1 ft. Waves 1 ft building to 4 ft.

Sunday Night

Variable winds 5 kt or less. Scattered showers. The rain could be heavy at times. NNW swell 1 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.