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Kalapaki Beach Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kalapaki Beach surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 am Wednesday 20 May 2026 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
25.2° C
(Which is normal for this time of year)How big are the waves at Kalapaki Beach today?
The current surf forecast for Kalapaki Beach at 2PM is: 2.0m 7s primary swell from a East-northeast direction and 0.6m 15s secondary swell from a South-southwest direction (forecast issued at 07:00am May 20). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 6ft (1.8m) | 8s |
| Afternoon (20 May) | 7ft (2.1m) | 7s |
| Evening (20 May) | 7.5ft (2.3m) | 8s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Wed morning. Warm (max 24°C on Wed morning, min 22°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | |
384 | 394 | 438 | 392 | 494 | 599 | 702 | 766 | 857 | 827 | 871 | 893 | 985 | 1071 | 1173 | 1150 | 1098 | 1048 | 975 | 858 | 877 | 919 | 935 | 913 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 6:00AM0.12m | 7:36PM0.62m | 7:44AM0.13m | 8:32PM0.57m | 9:38AM0.17m | 9:27PM0.51m | ||||||||||||||||||
Low Tide | 2:35AM0.09m | 11:26AM-0.04m | 3:37AM0.08m | 12:26PM0.03m | 4:25AM0.06m | 1:41PM0.10m | ||||||||||||||||||
 |  |  | | | | |  | | | | | | | | |  |  | | | | |  | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | 5:54 |
 | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — | 7:13 |
— | — | 1 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 22 | 23 |
22 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | 21 | 19 | 19 | 20 | 20 | 20 | 20 | 21 | 19 | 20 | 19 | 20 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 17 | S 16 |
 kJ | 158 | 158 | 165 | 179 | 152 | 145 | 104 | 101 | 102 | 134 | 134 | 134 | 181 | 163 | 157 | 157 | 157 | 155 | 109 | 103 | 94 | 93 | 147 | 188 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 11 | NNW 11 | SSW 18 | S 18 | SSW 17 | SSW 17 | S 16 | SSW 13 | SSW 14 | SSW 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | S 18 | S 18 | S 18 | SSW 13 | S 13 |
| kJ | 56 | 55 | 41 | 40 | 62 | 56 | 101 | 93 | 137 | 70 | 61 | 66 | 44 | 44 | 43 | 42 | 40 | 38 | 37 | 98 | 154 | 97 | 60 | 90 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SSW 18 | SSW 18 | NNW 11 | NNW 11 | SE 8 | SE 14 | SE 14 | SE 14 | SE 14 | SE 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SE 9 | S 18 | SE 9 | SE 8 | SE 12 | SE 12 | SE 12 |
| kJ | 66 | 66 | 64 | 63 | 23 | 23 | 16 | 51 | 51 | 50 | 46 | 44 | 28 | 28 | 14 | 14 | 29 | 12 | 102 | 21 | 18 | 37 | 37 | 36 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 384 | 394 | 438 | 392 | 494 | 599 | 702 | 766 | 857 | 827 | 871 | 893 | 985 | 1071 | 1173 | 1150 | 1098 | 1048 | 975 | 858 | 877 | 919 | 935 | 913 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 31 | 31 | 33 | 33 | 31 | 47 | 300 | 47 | 39 | 39 | 299 | 301 | 427 | 303 | 31 | 31 | 31 | 31 | 33 | 31 | 31 | 31 | 31 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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