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Waimanalo Beach HI

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:01 am HST Mar 18, 2026
Forecast Valid: 5am HST Mar 18, 2026-6pm HST Mar 24, 2026

Today

Variable winds less than 5 kt becoming E 6 to 11 kt in the morning. Isolated showers before noon. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tonight

ESE wind around 6 kt becoming variable and less than 5 kt. Scattered showers. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Thursday

S wind 6 to 11 kt. Scattered showers. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Thursday Night

SSE wind 8 to 10 kt becoming SSW after midnight. Scattered showers. N swell 0 ft. Waves 1 ft or less.

Friday

SSW wind around 9 kt. Showers likely. N swell 0 ft. Waves 1 ft or less.

Friday Night

SSW wind 8 to 10 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less.

Saturday

SSW wind 10 to 13 kt. Occasional showers. N swell 0 ft. Waves 1 ft or less.

Saturday Night

SSW wind 6 to 13 kt becoming W after midnight. Showers likely. N swell 0 ft. Waves 1 ft or less.

Sunday

W wind around 6 kt becoming variable and less than 5 kt. Showers likely. 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.