For More Weather Information:

Wainaku HI

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:02 pm HST Apr 14, 2026
Forecast Valid: 2am HST Apr 15, 2026-6pm HST Apr 21, 2026

Wednesday

Variable winds less than 5 kt becoming E 5 to 7 kt. A slight chance of showers. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. A chance of showers, mainly before midnight. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. A chance of showers, mainly after noon. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. A chance of showers, mainly before midnight. N swell 0 ft. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming E 5 to 8 kt in the afternoon. A chance of showers, mainly after noon. N swell 0 ft. Waves 1 ft or less.

Friday Night

S wind around 6 kt. A chance of showers. N swell 0 ft. Waves 1 ft or less.

Saturday

E wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. A chance of showers. N swell 0 ft. Waves 1 ft or less.

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming ESE 5 to 8 kt in the afternoon. A chance of showers. 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.