For More Weather Information:

Honolulu, HI Local Forecast Office

Wainaku HI

Marine Point Forecast

[NOTICE]

Tonight
Low: 63 °F
Light Wind
< 1ft

Small Craft Advisory
Wednesday
High: 75 °F
⇑E 9kt
< 1ft

Small Craft Advisory
Wednesday Night
Low: 63 °F
ESE 8kt
< 1ft
Thursday
High: 75 °F
E 10kt
< 1ft
Thursday Night
Low: 64 °F
S 6kt
< 1ft
Friday
High: 76 °F
ESE 9kt
< 1ft
Friday Night
Low: 65 °F
SE 6kt
< 1ft
Saturday
High: 75 °F
E 8kt
8ft
Saturday Night
Low: 64 °F
SSE 6kt
7-8ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 pm HST Feb 17, 2026
Forecast Valid: 8pm HST Feb 17, 2026-6pm HST Feb 24, 2026

View Nearby Observations

Detailed Forecast

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

Tonight

Variable winds 5 kt or less. Occasional showers. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming E 5 to 9 kt in the afternoon. Showers likely, mainly before noon. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Wednesday Night

ESE wind around 8 kt. Scattered showers. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Thursday

E wind 8 to 10 kt. Scattered showers. N swell 0 ft. Waves 1 ft or less.

Thursday Night

S wind around 6 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less.

Friday

ESE wind around 9 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less.

Friday Night

SE wind around 6 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less.

Saturday

E wind around 8 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less building to 8 ft.

Saturday Night

SSE wind around 6 kt. Occasional showers. N swell 0 ft. Waves 7 to 8 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.