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Surf Forecasts:
Inside Poipu surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 am Saturday 13 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Inside Poipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Inside Poipu sea temperature is
25.6° C
(Which is slightly warmer than usual)How big are the waves at Inside Poipu today?
The current surf forecast for Inside Poipu at 1PM is: 1.2m 5s primary swell from a Southwest direction and 0.3m 8s secondary swell from a East direction (forecast issued at 07:00am December 13). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.0m) | 4s |
| Afternoon (13 Dec) | 4.5ft (1.3m) | 5s |
| Evening (13 Dec) | 1ft (0.3m) | 15s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 4 | 5 | 5 | 6 | 15 | 8 | 8 | 8 | 6 | 5 | 13 | 8 | 13 | 5 | 5 | 14 | 8 | 8 | 4 | 8 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 28 | 31 | 56 | 76 | 123 | 44 | 12 | 11 | 11 | 43 | 39 | 35 | 10 | 35 | 8 | 9 | 40 | 18 | 18 | 12 | 17 | 35 | 53 | 57 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | cross- on | cross- on | cross- on | glass | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:04AM 0.42 | 12:59AM 0.56 | 10:56AM 0.37 | 1:32AM 0.62 | 11:51AM 0.33 | |||||||||||||||||||
Low Tide / height (m) | 5:51AM 0.36 | 5:18PM 0.11 | 7:32AM 0.34 | 5:47PM 0.10 | 8:37AM 0.30 | 6:17PM 0.08 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - |
 |  |  |  | |  | | | | | | | | |  |  | |  | | | | | | | |
Rain (mm) | 1 | 1 | - | 1 | 2 | 2 | 2 | 1 | 1 | - | 1 | 2 | 2 | 1 | - | - | 3 | 6 | 3 | 1 | 2 | 4 | 1 | - |
| Temp. °C | 23 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 22 | 23 | 23 | 22 | 24 | 24 | 24 | 23 | 24 | 24 |
| Feels °C (?) | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 24 | 26 | 27 | 26 | 27 | 26 | 24 | 26 | 25 | 23 | 25 | 25 | 25 | 24 | 25 | 25 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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