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Honolulu, HI Local Forecast Office

Wainaku HI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 78 °F
SE 11kt
< 1ft

Small Craft Advisory
Tonight
Low: 70 °F
SE 11kt
< 1ft
Saturday
High: 81 °F
⇑E 7kt
< 1ft
Saturday Night
Low: 70 °F
SE 7kt
< 1ft
Sunday
High: 82 °F
ESE 9kt
< 1ft
Sunday Night
Low: 70 °F
SE 6kt⇓
< 1ft
Monday
High: 81 °F
⇑ESE 9kt
< 1ft
Monday Night
Low: 70 °F
Light Wind
< 1ft
Tuesday
High: 81 °F
ESE 7kt⇓
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:05 am HST Apr 10, 2026
Forecast Valid: 12pm HST Apr 10, 2026-6pm HST Apr 16, 2026

View Nearby Observations

Detailed Forecast

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

This Afternoon

SE wind 8 to 11 kt. Frequent showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tonight

SE wind 5 to 11 kt becoming SSW after midnight. Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Showers likely, mainly after 2pm. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Saturday Night

SE wind 5 to 7 kt. Showers likely, mainly before 2am. N swell 0 ft. Waves 1 ft or less.

Sunday

ESE wind 6 to 9 kt. Scattered showers, mainly after 8am. N swell 0 ft. Waves 1 ft or less.

Sunday Night

SE wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers. The rain could be heavy at times. N swell 0 ft. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming ESE 5 to 9 kt in the afternoon. Showers likely, mainly after 2pm. N swell 0 ft. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Showers likely. N swell 0 ft. Waves 1 ft or less.

Tuesday

ESE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. Isolated showers. N swell 0 ft. Waves 1 ft or less.

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.