For More Weather Information:

Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
E 12kt
1ft
Tonight
Low: 74 °F
E 12kt⇓
1ft
Monday
High: 82 °F
⇑E 11kt
1ft
Monday Night
Low: 74 °F
Light Wind
1ft
Tuesday
High: 82 °F
⇑ENE 8kt
1ft
Tuesday Night
Low: 73 °F
NE 8kt
1ft
Wednesday
High: 81 °F
NE 9kt
1ft
Wednesday Night
Low: 72 °F
NNE 7kt⇓
1ft
Thursday
High: 81 °F
⇑NE 7kt
5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 am HST Aug 23, 2026
Forecast Valid: 10am HST Aug 23, 2026-6pm HST Aug 29, 2026

View Nearby Observations

Detailed Forecast

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

Today

NW wind 5 to 12 kt becoming ESE in the morning. Occasional showers. The rain could be heavy at times. SE swell 1 ft at 9 seconds. Waves around 1 ft.

Tonight

E wind 7 to 12 kt becoming variable and less than 5 kt after midnight. Occasional showers. The rain could be heavy at times. SE swell 1 ft at 8 seconds. Waves around 1 ft.

Monday

Variable winds less than 5 kt becoming E 6 to 11 kt in the afternoon. Showers likely, mainly before noon. The rain could be heavy at times. SE swell 1 ft at 8 seconds. Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. Scattered showers, mainly after midnight. SE swell 1 ft. Waves around 1 ft.

Tuesday

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the afternoon. Scattered showers, mainly before noon. SE swell 1 ft. Waves around 1 ft.

Tuesday Night

NE wind 6 to 8 kt. Scattered showers. SE swell 1 ft. Waves around 1 ft.

Wednesday

NE wind 6 to 9 kt. Scattered showers, mainly before noon. SE swell 0 ft. Waves around 1 ft.

Wednesday Night

NNE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Scattered showers. SE swell 0 ft. Waves around 1 ft.

Thursday

Variable winds less than 5 kt becoming NE 5 to 7 kt in the afternoon. Scattered showers. SE swell 0 ft. Waves 1 ft building to 5 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.