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Honolulu, HI Local Forecast Office

Poipu HI

Marine Point Forecast

[NOTICE]

    • Tonight

      Tonight:NE wind 15 to 17 kt. Mostly clear. N swell 0 ft at 0 seconds. Waves around 3 ft.

      Low: 76 °F

      NE 17kt
      3ft

    • Friday

      Friday:ENE wind 14 to 17 kt. Sunny. N swell 0 ft at 0 seconds. Waves around 3 ft.

      High: 86 °F

      ENE 17kt
      3ft

    • Friday Night

      Friday Night:NE wind 14 to 16 kt. Scattered showers after midnight. N swell 0 ft at 0 seconds. Waves around 3 ft.

      Low: 76 °F

      NE 16kt
      3ft

    • Saturday

      Saturday:NE wind 16 to 19 kt. Scattered showers. N swell 0 ft. Waves 3 ft building to 6 ft.

      High: 86 °F

      NE 19kt
      Waves Building6ft

    • Saturday Night

      Saturday Night:Tropical storm conditions possible. Occasional showers, mainly after midnight.

      Low: 77 °F

      Tropical Storm Conditions Possible

    • Sunday

      Sunday:E wind 22 to 27 kt decreasing to 16 to 21 kt in the afternoon. Winds could gust as high as 39 kt. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 5 to 7 ft.

      High: 85 °F

      E 27kt⇓
      5-7ft

    • Sunday Night

      Sunday Night:E wind 13 to 16 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 4 to 5 ft.

      Low: 76 °F

      E 16kt
      4-5ft

    • Monday

      Monday:E wind around 13 kt. Showers likely. N swell 0 ft. Waves 3 ft building to 6 ft.

      High: 85 °F

      E 13kt
      Waves Building6ft

    • Monday Night

      Monday Night:ENE wind around 13 kt. Isolated showers. N swell 0 ft. Waves 5 to 6 ft.

      Low: 75 °F

      ENE 13kt
      5-6ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:13 pm HST Aug 13, 2026
Forecast Valid: 5pm HST Aug 13, 2026-6pm HST Aug 20, 2026

View Nearby Observations

Detailed Forecast


Tonight
NE wind 15 to 17 kt. Mostly clear. N swell 0 ft at 0 seconds. Waves around 3 ft.
Friday
ENE wind 14 to 17 kt. Sunny. N swell 0 ft at 0 seconds. Waves around 3 ft.
Friday Night
NE wind 14 to 16 kt. Scattered showers after midnight. N swell 0 ft at 0 seconds. Waves around 3 ft.
Saturday
NE wind 16 to 19 kt. Scattered showers. N swell 0 ft. Waves 3 ft building to 6 ft.
Saturday Night
Tropical storm conditions possible. Occasional showers, mainly after midnight.
Sunday
E wind 22 to 27 kt decreasing to 16 to 21 kt in the afternoon. Winds could gust as high as 39 kt. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 5 to 7 ft.
Sunday Night
E wind 13 to 16 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 4 to 5 ft.
Monday
E wind around 13 kt. Showers likely. N swell 0 ft. Waves 3 ft building to 6 ft.
Monday Night
ENE wind around 13 kt. Isolated showers. N swell 0 ft. Waves 5 to 6 ft.

Winds and seas higher in and near tstms.

*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: 21.87°N 159.47°W
Last Update: 5:13 pm HST Aug 13, 2026
Forecast Valid: 5pm HST Aug 13, 2026-6pm HST Aug 20, 2026
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