For More Weather Information:

Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
Light Wind
1-2ft

Small Craft Advisory
Tonight
Low: 71 °F
⇑NNW 6kt
1ft
Monday
High: 81 °F
⇑N 9kt
1ft
Monday Night
Low: 70 °F
Light Wind
1-2ft
Tuesday
High: 78 °F
Light Wind
2-4ft
Tuesday Night
Low: 69 °F
Light Wind
4ft
Wednesday
High: 77 °F
Light Wind
4ft
Wednesday Night
Low: 69 °F
Light Wind
4ft
Thursday
High: 78 °F
Light Wind
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:01 am HST Mar 15, 2026
Forecast Valid: 6am HST Mar 15, 2026-6pm HST Mar 21, 2026

View Nearby Observations

Detailed Forecast

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

Today

Variable winds 5 kt or less. Winds could gust as high as 44 kt. Showers. Mixed swell...N 1 ft at 11 seconds and N 2 ft at 11 seconds. Waves 1 to 2 ft.

Tonight

Variable winds less than 5 kt becoming NNW around 6 kt. Showers likely, mainly after midnight. Mixed swell...N 1 ft at 11 seconds and N 1 ft at 10 seconds. Waves around 1 ft.

Monday

Variable winds less than 5 kt becoming N 5 to 9 kt. Showers, mainly after noon. Mixed swell...N 1 ft at 15 seconds and W 1 ft at 10 seconds becoming E at 0 seconds . Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. Scattered showers. N swell 2 ft. Waves 1 to 2 ft.

Tuesday

Variable winds 5 kt or less. Scattered showers. N swell 3 to 4 ft. Waves 2 to 4 ft.

Tuesday Night

Variable winds 5 kt or less. Scattered showers. N swell 4 ft. Waves around 4 ft.

Wednesday

Variable winds 5 kt or less. Showers. N swell 4 ft. Waves around 4 ft.

Wednesday Night

Variable winds 5 kt or less. Showers likely. N swell 4 ft. Waves around 4 ft.

Thursday

Variable winds 5 kt or less. Showers likely. N swell 4 ft. Waves 4 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.