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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 pm Monday 18 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
24.9° 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 2AM is: 1.6m 8s primary swell from a East-northeast direction and 0.7m 13s secondary swell from a South-southwest direction, 0.4m 7s secondary swell from a South-southeast direction (forecast issued at 07:00pm May 18). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 5ft (1.5m) | 8s |
| Afternoon (19 May) | 3ft (0.9m) | 17s |
| Evening (19 May) | 2.5ft (0.8m) | 15s |
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 5mm), mostly falling on Tue night. Warm (max 25°C on Tue morning, min 23°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 14 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
429 | 429 | 344 | 306 | 259 | 253 | 240 | 433 | 305 | 249 | 273 | 239 | 341 | 361 | 438 | 484 | 559 | 614 | 745 | 730 | 763 | 850 | 871 | 807 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 5:47PM0.71m | 4:48AM0.13m | 6:40PM0.67m | 6:00AM0.12m | 7:36PM0.62m | 7:44AM0.13m | ||||||||||||||||||
Low Tide | 1:27AM0.09m | 10:35AM-0.09m | 2:35AM0.09m | 11:26AM-0.04m | 3:37AM0.08m | 12:26PM0.03m | ||||||||||||||||||
 |  |  | | |  | | | | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — |
 | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | 7:12 |
1 | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 1 | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 |
24 | 24 | 23 | 23 | 23 | 25 | 25 | 25 | 25 | 24 | 23 | 22 | 22 | 23 | 23 | 22 | 23 | 21 | 21 | 21 | 20 | 21 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | S 16 |
 kJ | 166 | 161 | 158 | 158 | 161 | 226 | 229 | 433 | 305 | 249 | 273 | 239 | 158 | 158 | 165 | 179 | 152 | 145 | 104 | 101 | 101 | 134 | 134 | 134 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SSE 7 | S 17 | SSW 18 | SSW 18 | SSE 7 | SSE 7 | SSE 9 | SSE 7 | SSE 7 | SE 7 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | S 18 | SSW 17 | SSW 17 | S 16 | SSW 13 | SSW 14 | SSW 14 |
| kJ | 26 | 25 | 23 | 19 | 149 | 207 | 176 | 19 | 19 | 56 | 21 | 21 | 13 | 55 | 41 | 39 | 23 | 56 | 101 | 93 | 137 | 102 | 61 | 66 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | SE 10 | SE 10 | SSW 17 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | NW 11 | NW 11 | NNW 12 | NNW 12 | SE 7 | SE 7 | SSW 18 | SSW 18 | NNW 11 | SE 7 | SE 14 | SE 9 | SE 14 | SE 14 | SE 8 |
| kJ | 212 | 48 | 25 | 92 | 18 | 19 | 19 | 23 | 23 | 30 | 30 | 55 | 56 | 13 | 13 | 63 | 62 | 23 | 14 | 51 | 20 | 50 | 46 | 18 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 429 | 429 | 344 | 306 | 259 | 253 | 240 | 237 | 247 | 232 | 239 | 218 | 341 | 361 | 438 | 484 | 559 | 614 | 745 | 730 | 763 | 850 | 871 | 807 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 33 | 17 | 17 | 17 | 17 | 31 | 31 | 31 | 31 | 17 | 17 | 17 | 17 | 31 | 31 | 31 | 31 | 39 | 126 | 47 | 39 | 39 | 39 | 39 |
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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