For More Weather Information:

Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
E 23kt
4-5ft
Tonight
Low: 74 °F
Tropical Storm Conditions Possible
Saturday
High: 81 °F
Tropical Storm Conditions Possible
Saturday Night
Low: 73 °F
E 31kt⇓
5ft
Sunday
High: 81 °F
E 20kt
5ft
Sunday Night
Low: 72 °F
SE 10kt
4-5ft
Monday
High: 82 °F
ESE 12kt
4ft
Monday Night
Low: 73 °F
SSE 8kt
4ft
Tuesday
High: 82 °F
ESE 11kt
7ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:02 am HST Sep 25, 2026
Forecast Valid: 5am HST Sep 25, 2026-6pm HST Oct 1, 2026

View Nearby Observations

Detailed Forecast

...TROPICAL STORM WARNING IN EFFECT...

Today

E wind 15 to 23 kt, with gusts as high as 30 kt. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. SSE swell 0 ft at 11 seconds. Waves 4 to 5 ft.

Tonight

Tropical storm conditions possible. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. SSE swell 0 ft at 10 seconds. Waves around 5 ft.

Saturday

Tropical storm conditions possible. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. SSE swell 0 ft at 10 seconds. Waves around 5 ft.

Saturday Night

E wind 26 to 31 kt decreasing to 17 to 22 kt after midnight. Winds could gust as high as 40 kt. Occasional showers. SSE swell 0 ft. Waves around 5 ft.

Sunday

E wind 14 to 20 kt, with gusts as high as 26 kt. Scattered showers. SE swell 0 ft. Waves around 5 ft.

Sunday Night

SE wind around 10 kt. Isolated showers. SE swell 0 ft. Waves 4 to 5 ft.

Monday

ESE wind around 12 kt. Isolated showers. SE swell 0 ft. Waves around 4 ft.

Monday Night

SSE wind around 8 kt. Isolated showers. SE swell 0 ft. Waves around 4 ft.

Tuesday

ESE wind around 11 kt. Isolated showers. SE swell 0 ft. Waves 4 ft building to 7 ft.

Winds and seas higher in and near tstms.

*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.