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Hazardous Weather Conditions

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Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:Variable winds less than 5 kt becoming ENE 5 to 7 kt. Occasional showers. The rain could be heavy at times. N swell 0 ft at 7 seconds. Waves around 4 ft.

      Low: 74 °F

      ⇑ENE 7kt
      4ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming E 5 to 9 kt in the afternoon. Occasional showers. The rain could be heavy at times. N swell 0 ft at 7 seconds building to at 11 seconds . Waves 3 to 4 ft.

      High: 82 °F

      ⇑E 9kt
      3-4ft

    • Sunday Night

      Sunday Night:ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Occasional showers. The rain could be heavy at times. N swell 0 ft at 11 seconds. Waves around 3 ft.

      Low: 74 °F

      ESE 8kt⇓
      3ft

    • Monday

      Monday:Variable winds less than 5 kt becoming ESE around 6 kt in the afternoon. Occasional showers. The rain could be heavy at times. N swell 0 ft. Waves around 3 ft.

      High: 82 °F

      ⇑ESE 6kt
      3ft

    • Monday Night

      Monday Night:ESE wind around 6 kt. Showers likely, mainly before midnight. The rain could be heavy at times. N swell 0 ft. Waves around 3 ft.

      Low: 74 °F

      ESE 6kt
      3ft

    • Tuesday

      Tuesday:ENE wind 6 to 8 kt. Scattered showers, mainly before noon. N swell 0 ft. Waves around 3 ft.

      High: 82 °F

      ENE 8kt
      3ft

    • Tuesday Night

      Tuesday Night:NE wind 6 to 9 kt. Scattered showers. N swell 0 ft. Waves 2 to 3 ft.

      Low: 73 °F

      NE 9kt
      2-3ft

    • Wednesday

      Wednesday:NE wind 6 to 8 kt. Scattered showers. N swell 0 ft. Waves 2 ft building to 5 ft.

      High: 81 °F

      NE 8kt
      Waves Building5ft

    • Wednesday Night

      Wednesday Night:NE wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers. N swell 0 ft. Waves around 5 ft.

      Low: 72 °F

      NE 6kt⇓
      5ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:38 pm HST Aug 22, 2026
Forecast Valid: 12am HST Aug 23, 2026-6pm HST Aug 29, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...

Overnight
Variable winds less than 5 kt becoming ENE 5 to 7 kt. Occasional showers. The rain could be heavy at times. N swell 0 ft at 7 seconds. Waves around 4 ft.
Sunday
Variable winds less than 5 kt becoming E 5 to 9 kt in the afternoon. Occasional showers. The rain could be heavy at times. N swell 0 ft at 7 seconds building to at 11 seconds . Waves 3 to 4 ft.
Sunday Night
ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Occasional showers. The rain could be heavy at times. N swell 0 ft at 11 seconds. Waves around 3 ft.
Monday
Variable winds less than 5 kt becoming ESE around 6 kt in the afternoon. Occasional showers. The rain could be heavy at times. N swell 0 ft. Waves around 3 ft.
Monday Night
ESE wind around 6 kt. Showers likely, mainly before midnight. The rain could be heavy at times. N swell 0 ft. Waves around 3 ft.
Tuesday
ENE wind 6 to 8 kt. Scattered showers, mainly before noon. N swell 0 ft. Waves around 3 ft.
Tuesday Night
NE wind 6 to 9 kt. Scattered showers. N swell 0 ft. Waves 2 to 3 ft.
Wednesday
NE wind 6 to 8 kt. Scattered showers. N swell 0 ft. Waves 2 ft building to 5 ft.
Wednesday Night
NE wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers. N swell 0 ft. Waves around 5 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 19.75°N 155.04°W
Last Update: 6:38 pm HST Aug 22, 2026
Forecast Valid: 12am HST Aug 23, 2026-6pm HST Aug 29, 2026
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