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Honolulu, HI Local Forecast Office

3NM SSE Waimanalo Beach HI

Marine Point Forecast

[NOTICE]

Today
High: 85 °F
⇑NE 13kt
< 1ft
Tonight
Low: 79 °F
E 18kt
< 1ft
Saturday
High: 84 °F
ENE 20kt
< 1ft
Saturday Night
Low: 79 °F
ENE 21kt⇓
< 1ft
Sunday
High: 84 °F
ENE 11kt
< 1ft
Sunday Night
Low: 79 °F
ENE 11kt
< 1ft
Monday
High: 84 °F
ENE 10kt
< 1ft
Monday Night
Low: 79 °F
ENE 9kt
< 1ft
Tuesday
High: 83 °F
ENE 10kt
5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:40 am HST Aug 21, 2026
Forecast Valid: 9am HST Aug 21, 2026-6pm HST Aug 27, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming NE 8 to 13 kt in the afternoon. Mostly sunny. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tonight

E wind 13 to 18 kt. Partly cloudy. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Saturday

ENE wind 18 to 20 kt, with gusts as high as 26 kt. Mostly sunny. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Saturday Night

ENE wind 16 to 21 kt decreasing to 9 to 14 kt after midnight. Winds could gust as high as 27 kt. Isolated showers after midnight. N swell 0 ft. Waves 1 ft or less.

Sunday

ENE wind around 11 kt. Isolated showers before noon. N swell 0 ft. Waves 1 ft or less.

Sunday Night

ENE wind 8 to 11 kt. Scattered showers. N swell 0 ft. Waves 1 ft or less.

Monday

ENE wind 8 to 10 kt. Scattered showers before noon. N swell 0 ft. Waves 1 ft or less.

Monday Night

ENE wind 7 to 9 kt. Scattered showers. N swell 0 ft. Waves 1 ft or less.

Tuesday

ENE wind around 10 kt. Scattered showers. N swell 0 ft. Waves 1 ft or less 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.