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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 77 °F
Light Wind
1ft
Tonight
Low: 69 °F
Light Wind
1ft
Wednesday
High: 78 °F
⇑E 10kt
1-3ft

Small Craft Advisory
Wednesday Night
Low: 70 °F
E 10kt⇓
3-4ft

Small Craft Advisory
Thursday
High: 78 °F
⇑ESE 7kt
2-4ft

Small Craft Advisory
Thursday Night
Low: 70 °F
Light Wind
2ft
Friday
High: 79 °F
SE 6kt⇓
2ft
Friday Night
Low: 70 °F
Light Wind
2ft
Saturday
High: 79 °F
⇑ESE 7kt
7ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:02 pm HST Nov 18, 2025
Forecast Valid: 5pm HST Nov 18, 2025-6pm HST Nov 25, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH

Late Afternoon

Variable winds 5 kt or less. Occasional showers. Mixed swell...N 1 ft at 16 seconds and NE 2 ft at 8 seconds. Waves around 1 ft.

Tonight

Variable winds 5 kt or less. Occasional showers. Mixed swell...N 1 ft at 15 seconds and NE 2 ft at 8 seconds. Waves around 1 ft.

Wednesday

Variable winds less than 5 kt becoming E 5 to 10 kt in the afternoon. Occasional showers. Mixed swell...N 2 to 3 ft at 14 seconds and NE 2 ft at 7 seconds. Waves 1 to 3 ft.

Wednesday Night

E wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Occasional showers. Mixed swell...N 3 ft and ESE 3 ft becoming N. Waves 3 to 4 ft.

Thursday

Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. Showers likely, mainly before noon. Mixed swell...N 2 ft and N 2 to 3 ft. Waves 2 to 4 ft.

Thursday Night

Variable winds 5 kt or less. Showers likely, mainly before midnight. N swell 2 ft. Waves around 2 ft.

Friday

SE wind around 6 kt becoming variable and less than 5 kt in the afternoon. Scattered showers. N swell 2 ft. Waves around 2 ft.

Friday Night

Variable winds 5 kt or less. Scattered showers. N swell 2 ft. Waves around 2 ft.

Saturday

Variable winds less than 5 kt becoming ESE 5 to 7 kt. Isolated showers. N swell 2 ft. Waves 2 ft building to 7 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.