For More Weather Information:

Honolulu, HI Local Forecast Office

Poipu HI

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 86 °F
SW 18kt
5ft
Tonight
Low: 77 °F
SW 14kt
5ft
Wednesday
High: 87 °F
SSW 7kt⇓
1-2ft
Wednesday Night
Low: 77 °F
⇑NE 6kt
1ft
Thursday
High: 86 °F
E 8kt
1-2ft
Thursday Night
Low: 75 °F
ENE 10kt
2ft
Friday
High: 85 °F
E 10kt
2ft
Friday Night
Low: 75 °F
ENE 10kt
2ft
Saturday
High: 85 °F
E 9kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:01 pm HST Sep 8, 2026
Forecast Valid: 4pm HST Sep 8, 2026-6pm HST Sep 15, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TONIGHT...

Late Afternoon

SW wind 14 to 18 kt. Showers likely. The rain could be heavy at times. N swell 0 ft at 0 seconds. Waves around 5 ft.

Tonight

SW wind 6 to 14 kt. Isolated showers. N swell 0 ft at 0 seconds. Waves 5 ft subsiding to 2 ft.

Wednesday

SSW wind 5 to 7 kt becoming variable and less than 5 kt in the morning. Scattered showers, mainly before noon. N swell 0 ft at 0 seconds. Waves 1 to 2 ft.

Wednesday Night

Variable winds less than 5 kt becoming NE around 6 kt after midnight. Scattered showers. N swell 0 ft. Waves around 1 ft.

Thursday

E wind 6 to 8 kt. Scattered showers. N swell 0 ft. Waves 1 to 2 ft.

Thursday Night

ENE wind 8 to 10 kt. Scattered showers. N swell 0 ft. Waves around 2 ft.

Friday

E wind around 10 kt. Scattered showers. N swell 0 ft. Waves around 2 ft.

Friday Night

ENE wind 8 to 10 kt. Scattered showers. N swell 0 ft. Waves around 2 ft.

Saturday

E wind around 9 kt. Scattered showers. N swell 0 ft. Waves 1 to 2 ft.

*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.