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Honolulu, HI Local Forecast Office

Poipu HI

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 82 °F
S 16kt
4ft
Tonight
Low: 70 °F
WSW 12kt⇓
3-4ft
Saturday
High: 81 °F
S 13kt
3-4ft
Saturday Night
Low: 69 °F
SSW 13kt
3ft
Sunday
High: 82 °F
W 7kt
1-3ft
Sunday Night
Low: 68 °F
NNE 10kt
1ft
Monday
High: 80 °F
NE 14kt
1-2ft
Monday Night
Low: 68 °F
NE 14kt
2ft
Tuesday
High: 80 °F
ENE 15kt
2-4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:02 pm HST Mar 20, 2026
Forecast Valid: 4pm HST Mar 20, 2026-6pm HST Mar 27, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

S wind 12 to 16 kt becoming WSW. Showers and possibly a thunderstorm. N swell 0 ft at 0 seconds. Waves around 4 ft.

Tonight

WSW wind 7 to 12 kt becoming variable and less than 5 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 3 to 4 ft.

Saturday

S wind 7 to 13 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 3 to 4 ft.

Saturday Night

SSW wind 7 to 13 kt becoming W after midnight. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves around 3 ft.

Sunday

W wind 5 to 7 kt becoming N in the afternoon. Showers and possibly a thunderstorm before 8am, then isolated showers and thunderstorms after 8am. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 1 to 3 ft.

Sunday Night

NNE wind 5 to 10 kt. Mostly cloudy. N swell 0 ft. Waves around 1 ft.

Monday

NE wind 10 to 14 kt. Mostly sunny. N swell 0 ft. Waves 1 to 2 ft.

Monday Night

NE wind around 14 kt. Partly cloudy. N swell 0 ft. Waves around 2 ft.

Tuesday

ENE wind 13 to 15 kt. Mostly sunny. N swell 0 ft. Waves 2 to 4 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.