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Waimanalo Beach HI

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:01 am HST Dec 11, 2025
Forecast Valid: 7am HST Dec 11, 2025-6pm HST Dec 17, 2025

Today

WNW wind 6 to 11 kt becoming N in the morning. Occasional showers, mainly before 11am. N swell 0 ft at 0 seconds. Waves 1 to 2 ft.

Tonight

N wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers before 8pm. N swell 0 ft at 0 seconds. Waves around 2 ft.

Friday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. Mostly sunny. N swell 0 ft at 0 seconds. Waves around 2 ft.

Friday Night

ESE wind 5 to 12 kt becoming SSW after midnight. Isolated showers. N swell 0 ft. Waves around 2 ft.

Saturday

SSW wind 11 to 14 kt. Isolated showers before noon. N swell 0 ft. Waves around 2 ft.

Saturday Night

SW wind 7 to 11 kt. Showers likely. N swell 0 ft. Waves around 2 ft.

Sunday

S wind 7 to 10 kt. Showers likely, with thunderstorms also possible after 10am. N swell 0 ft. Waves 2 to 4 ft.

Sunday Night

S wind 7 to 14 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms. N swell 0 ft. Waves 4 to 5 ft.

Monday

SSW wind 9 to 14 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms. N swell 0 ft. Waves around 5 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.