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Surf Forecasts:
Kalapaki Beach surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 am Thursday 11 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Kalapaki Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kalapaki Beach sea temperature is
25.6° C
(Which is slightly warmer than usual)How big are the waves at Kalapaki Beach today?
The current surf forecast for Kalapaki Beach at 4AM is: 0.4m 15s primary swell from a South-southwest direction and 0.5m 8s secondary swell from a East direction (forecast issued at 01:00am December 11). An open ocean swell of 1.3m 12s is not directed at the surf break, a second open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.5m) | 14s |
| Afternoon (11 Dec) | 1.5ft (0.5m) | 14s |
| Evening (11 Dec) | 1.5ft (0.4m) | 13s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 8 | 11 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 4 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 121 | 71 | 71 | 121 | 118 | 110 | 102 | 68 | 19 | 0 | 0 | 0 | 0 | 51 | 50 | 28 | 49 | 49 | 28 | 28 | 28 | 32 | 65 | 83 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | off | glass | on | on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross- off |
High Tide / height (m) | 9:57PM 0.26 | 9:02AM 0.49 | 11:24PM 0.33 | 9:45AM 0.42 | 12:22AM 0.41 | 10:29AM 0.35 | ||||||||||||||||||
Low Tide / height (m) | 1:42AM 0.20 | 4:30PM 0.08 | 3:31AM 0.27 | 4:58PM 0.06 | 5:47AM 0.29 | 5:23PM 0.04 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:07 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - |
 |  | |  | | | |  | | | | | | | | | | | | | | |  |  | |
Rain (mm) | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 23 | 22 | 22 | 22 | 24 | 24 | 23 | 22 | 21 | 21 | 21 | 21 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 25 | 25 | 24 | 24 |
| Feels °C (?) | 24 | 22 | 22 | 21 | 25 | 25 | 23 | 22 | 21 | 21 | 22 | 21 | 24 | 23 | 24 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 |
- 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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