For More Weather Information:

Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 76 °F
⇑ESE 8kt
2-3ft

Small Craft Advisory
Tonight
Low: 65 °F
ESE 7kt⇓
2-3ft

Small Craft Advisory
M.L.King Day
High: 78 °F
⇑ESE 9kt
1-2ft
Monday Night
Low: 65 °F
SE 7kt
1ft
Tuesday
High: 78 °F
SE 10kt
1ft
Tuesday Night
Low: 66 °F
Light Wind
1ft
Wednesday
High: 78 °F
E 6kt⇓
1-2ft
Wednesday Night
Low: 66 °F
Light Wind
2ft
Thursday
High: 78 °F
Light Wind
5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:02 am HST Jan 18, 2026
Forecast Valid: 7am HST Jan 18, 2026-6pm HST Jan 24, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

Today

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Scattered showers, mainly before noon. Mixed swell...N 3 ft at 16 seconds and N 4 ft at 11 seconds. Waves 2 to 3 ft.

Tonight

ESE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Scattered showers. Mixed swell...N 3 ft at 15 seconds and N 4 ft at 9 seconds. Waves 2 to 3 ft.

M.L.King Day

Variable winds less than 5 kt becoming ESE 5 to 9 kt in the morning. Scattered showers before noon. N swell 2 ft at 14 seconds. Waves 1 to 2 ft.

Monday Night

SE wind 5 to 7 kt becoming S in the evening. Isolated showers before midnight. N swell 1 ft. Waves around 1 ft.

Tuesday

SE wind 5 to 10 kt. Mostly sunny. N swell 1 ft. Waves around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Isolated showers. NNW swell 1 ft. Waves around 1 ft.

Wednesday

E wind around 6 kt becoming variable and less than 5 kt in the afternoon. Isolated showers. NNW swell 1 to 2 ft. Waves 1 to 2 ft.

Wednesday Night

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

Thursday

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