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3NM SSE Waimanalo Beach HI

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:02 am HST Oct 18, 2026
Forecast Valid: 10am HST Oct 18, 2026-6pm HST Oct 24, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

Today

ENE wind 21 to 23 kt, with gusts as high as 30 kt. Isolated showers before noon. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tonight

ENE wind 21 to 24 kt, with gusts as high as 31 kt. Partly cloudy. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Monday

ENE wind around 22 kt, with gusts as high as 28 kt. Sunny. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Monday Night

ENE wind around 22 kt, with gusts as high as 28 kt. Mostly clear. N swell 0 ft. Waves 1 ft or less.

Tuesday

ENE wind around 22 kt, with gusts as high as 28 kt. Sunny. N swell 0 ft. Waves 1 ft or less.

Tuesday Night

ENE wind 19 to 22 kt, with gusts as high as 28 kt. Mostly clear. N swell 0 ft. Waves 1 ft or less.

Wednesday

ENE wind 17 to 19 kt. Sunny. N swell 0 ft. Waves 1 ft or less.

Wednesday Night

ENE wind 12 to 17 kt. Mostly clear. N swell 0 ft. Waves 1 ft or less.

Thursday

ENE wind 12 to 14 kt. Sunny. N swell 0 ft. Waves 1 ft or less building to 4 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.