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Honolulu, HI Local Forecast Office

Poipu HI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 79 °F
SSE 28kt
8-9ft

Gale Warning
Tonight
Low: 67 °F
S 21kt⇓
8ft

Gale Warning
Friday
High: 80 °F
⇑W 12kt
5ft
Friday Night
Low: 68 °F
W 10kt
2ft
Saturday
High: 81 °F
SW 8kt
1-2ft
Saturday Night
Low: 69 °F
Light Wind
1ft
Sunday
High: 79 °F
⇑SSW 7kt
1ft
Sunday Night
Low: 68 °F
S 7kt
< 1ft
Monday
High: 79 °F
S 8kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:50 am HST Apr 9, 2026
Forecast Valid: 12pm HST Apr 9, 2026-6pm HST Apr 15, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THIS MORNING...

This Afternoon

SSE wind 21 to 28 kt, with gusts as high as 37 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 8 to 9 ft.

Tonight

S wind 16 to 21 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 27 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 8 ft subsiding to 5 ft.

Friday

Variable winds less than 5 kt becoming W 7 to 12 kt in the afternoon. Frequent showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 5 ft subsiding to 2 ft.

Friday Night

W wind 6 to 10 kt. Scattered showers and thunderstorms before 8pm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves around 2 ft.

Saturday

SW wind 5 to 8 kt. Isolated showers after 8am. N swell 0 ft. Waves 1 to 2 ft.

Saturday Night

Variable winds 5 kt or less. Showers likely, mainly after midnight. N swell 0 ft. Waves around 1 ft.

Sunday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves around 1 ft.

Sunday Night

SW wind around 7 kt becoming SSE in the evening. Showers likely. N swell 0 ft. Waves 1 ft or less.

Monday

S wind 5 to 8 kt. Scattered showers. N swell 0 ft. Waves 1 to 2 ft.

Winds and seas higher in and near tstms.

*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.