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Honolulu, HI Local Forecast Office

8NM SW Waikapu HI

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Sunny. NW swell 1 ft at 12 seconds. Waves around 1 ft.

      High: 80 °F

      Light Wind
      1ft

    • Tonight

      Tonight:Variable winds less than 5 kt becoming NE 7 to 12 kt in the evening. Mostly clear. NW swell 0 to 1 ft at 13 seconds decreasing to at 0 seconds . Waves around 1 ft.

      Low: 75 °F

      ⇑NE 12kt
      1ft

    • Sunday

      Sunday:E wind 5 to 11 kt. Mostly sunny. NNW swell 0 ft at 0 seconds. Waves around 1 ft.

      High: 79 °F

      E 11kt
      1ft

    • Sunday Night

      Sunday Night:ENE wind around 11 kt. Partly cloudy. N swell 0 ft. Waves around 1 ft.

      Low: 75 °F

      ENE 11kt
      1ft

    • Monday

      Monday:ENE wind 8 to 11 kt. Sunny. N swell 0 ft. Waves around 1 ft.

      High: 79 °F

      ENE 11kt
      1ft

    • Monday Night

      Monday Night:ENE wind 5 to 11 kt. Partly cloudy. N swell 0 ft. Waves around 1 ft.

      Low: 75 °F

      ENE 11kt
      1ft

    • Tuesday

      Tuesday:ENE wind 5 to 10 kt. Mostly sunny. NW swell 0 ft. Waves around 1 ft.

      High: 79 °F

      ENE 10kt
      1ft

    • Tuesday Night

      Tuesday Night:ENE wind 5 to 10 kt becoming SE after midnight. Mostly cloudy. NW swell 0 ft. Waves around 1 ft.

      Low: 74 °F

      ENE 10kt
      1ft

    • Wednesday

      Wednesday:SE wind 5 to 9 kt becoming SW in the afternoon. Partly sunny. WNW swell 0 ft. Waves 1 to 2 ft.

      High: 78 °F

      SW 9kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 am HST Dec 6, 2025
Forecast Valid: 1pm HST Dec 6, 2025-6pm HST Dec 12, 2025

View Nearby Observations

Detailed Forecast


This Afternoon
Variable winds 5 kt or less. Sunny. NW swell 1 ft at 12 seconds. Waves around 1 ft.
Tonight
Variable winds less than 5 kt becoming NE 7 to 12 kt in the evening. Mostly clear. NW swell 0 to 1 ft at 13 seconds decreasing to at 0 seconds . Waves around 1 ft.
Sunday
E wind 5 to 11 kt. Mostly sunny. NNW swell 0 ft at 0 seconds. Waves around 1 ft.
Sunday Night
ENE wind around 11 kt. Partly cloudy. N swell 0 ft. Waves around 1 ft.
Monday
ENE wind 8 to 11 kt. Sunny. N swell 0 ft. Waves around 1 ft.
Monday Night
ENE wind 5 to 11 kt. Partly cloudy. N swell 0 ft. Waves around 1 ft.
Tuesday
ENE wind 5 to 10 kt. Mostly sunny. NW swell 0 ft. Waves around 1 ft.
Tuesday Night
ENE wind 5 to 10 kt becoming SE after midnight. Mostly cloudy. NW swell 0 ft. Waves around 1 ft.
Wednesday
SE wind 5 to 9 kt becoming SW in the afternoon. Partly sunny. WNW swell 0 ft. Waves 1 to 2 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: 20.76°N 156.64°W
Last Update: 6:01 am HST Dec 6, 2025
Forecast Valid: 1pm HST Dec 6, 2025-6pm HST Dec 12, 2025
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