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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 Thursday 21 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
25.3° 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 11AM is: 2.5m 8s primary swell from a East-northeast direction and 0.5m 16s secondary swell from a South direction, 0.4m 14s secondary swell from a South-southwest direction (forecast issued at 07:00am May 21). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 8ft (2.5m) | 8s |
| Afternoon (21 May) | 8ft (2.5m) | 8s |
| Evening (21 May) | 10ft (3.0m) | 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 8mm), mostly falling on Thu afternoon. Warm (max 24°C on Thu morning, min 22°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 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 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 9 | |
804 | 939 | 893 | 915 | 915 | 1000 | 1097 | 1150 | 1073 | 1023 | 950 | 905 | 867 | 870 | 958 | 844 | 844 | 870 | 870 | 1064 | 1044 | 1044 | 1020 | 943 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 7:44AM0.13m | 8:32PM0.57m | 9:38AM0.17m | 9:27PM0.51m | 11:10AM0.24m | 10:17PM0.45m | ||||||||||||||||||
Low Tide | 3:37AM0.08m | 12:26PM0.03m | 4:25AM0.06m | 1:41PM0.10m | 5:01AM0.04m | 3:18PM0.16m | ||||||||||||||||||
 |  | | |  |  |  | | | | | | | | | | | | |  | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | 5:54 |
 | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:13 | — | — | 7:13 |
1 | — | — | — | 1 | — | — | — | — | 1 | — | — | 1 | — | — | 1 | 1 | — | 1 | — | — | — | 1 | — | |
Temp °C | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 |
20 | 20 | 21 | 21 | 21 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 20 | 19 | 20 | 20 | 18 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | SE 12 | S 14 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 |
 kJ | 101 | 134 | 134 | 134 | 129 | 163 | 157 | 157 | 157 | 155 | 109 | 103 | 71 | 93 | 147 | 188 | 185 | 183 | 125 | 181 | 218 | 212 | 155 | 155 |
Swell 2 Height (m) Direction Period (s) | S 16 | SSW 13 | SSW 14 | SSW 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 10 | SE 12 | S 18 | S 14 | S 18 | S 13 | S 13 | S 13 | SSW 13 | SSW 13 | SE 12 | SE 12 | NW 14 | NW 14 | NW 13 |
| kJ | 137 | 102 | 61 | 66 | 44 | 44 | 43 | 42 | 39 | 24 | 36 | 98 | 94 | 97 | 92 | 90 | 92 | 58 | 57 | 35 | 35 | 52 | 46 | 44 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SE 10 | SE 12 | S 18 | SE 9 | S 18 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | NNW 15 | NW 15 | SE 12 | SE 12 | SE 12 |
| kJ | 51 | 50 | 46 | 44 | 28 | 14 | 14 | 14 | 15 | 39 | 102 | 22 | 154 | 37 | 37 | 36 | 36 | 35 | 35 | 45 | 54 | 35 | 35 | 21 |
Wind waves Height (m) Direction Period (s) | ENE 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 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 9 |
| kJ | 804 | 939 | 893 | 915 | 915 | 1000 | 1097 | 1150 | 1073 | 1023 | 950 | 905 | 867 | 870 | 958 | 844 | 844 | 870 | 870 | 1064 | 1044 | 1044 | 1020 | 943 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 47 | 47 | 47 | 39 | 303 | 427 | 420 | 31 | 31 | 31 | 31 | 33 | 31 | 31 | 31 | 33 | 39 | 31 | 31 | 31 | 39 | 31 | 39 | 17 |
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)
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Ocean Swells (m)- Wind Speed (km/h)
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