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3NM SSW Waimanalo Beach HI

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:01 pm HST Apr 18, 2026
Forecast Valid: 5pm HST Apr 18, 2026-6pm HST Apr 25, 2026

Tonight

NE wind 9 to 13 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Sunday

ENE wind 9 to 12 kt. Mostly cloudy. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Sunday Night

NE wind 7 to 11 kt. A chance of showers, mainly after midnight. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Monday

ENE wind 6 to 9 kt. A chance of showers, mainly before noon. N swell 0 ft. Waves 1 ft or less.

Monday Night

E wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers. N swell 0 ft. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. A slight chance of showers after noon. N swell 0 ft. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A slight chance of showers. N swell 0 ft. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming NE 5 to 9 kt in the afternoon. Isolated showers. N swell 0 ft. Waves 1 ft or less.

Wednesday Night

NE wind around 9 kt. Isolated showers. N swell 0 ft. Waves 1 ft or less.

*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.