Surf Forecasts:
How big are the waves at Kalapaki Beach today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Evening surf: Evening surf (17 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Kalapaki Beach at 9PM is: 1.7m 7s primary swell from a East-northeast direction and 0.8m 13s secondary swell from a South direction, 0.5m 15s secondary swell from a South direction (forecast issued at 01:00pm August 17). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 5.5ft (1.7m) | 8s |
| Afternoon (17 Aug) | 5.5ft (1.7m) | 8s |
| Evening (17 Aug) | 5.5ft (1.7m) | 7s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon afternoon. Warm (max 26°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 7 | ENE 7 | S 14 | S 14 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 13 | ENE 6 | ENE 6 | S 13 | SW 17 | ENE 6 | SW 16 | ENE 7 | ENE 6 | ENE 6 | SW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 348 | 331 | 349 | 294 | 320 | 233 | 219 | 187 | 165 | 165 | 165 | 144 | 131 | 112 | 98 | 102 | 129 | 99 | 103 | 107 | 129 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross |
High Tide | 6:01PM0.36m | 8:46AM0.48m | 5:31PM0.30m | 10:06AM0.50m | |||||||||||||||||
Low Tide | 1:11PM0.26m | 00:55AM0.06m | 3:13PM0.30m | 1:28AM0.08m | |||||||||||||||||
 |  | |  | | | |  |  | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 25 | 24 | 24 |
Feels °C | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | S 13 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | SSE 10 | S 12 | NNE 7 | SE 9 | SSE 9 | S 12 | SW 16 |
| kJ | 80 | 55 | 36 | 157 | 320 | 232 | 219 | 165 | 165 | 165 | 165 | 119 | 119 | 112 | 63 | 69 | 31 | 42 | 33 | 71 | 129 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 12 | S 12 | S 15 | SSE 6 | SE 6 | SSE 6 | SW 6 | SSE 10 | SE 10 | SE 10 | SE 8 | SE 8 | SE 10 | S 12 | NNE 7 | S 12 | S 12 | S 12 | SSE 9 | SSE 9 |
| kJ | 334 | 138 | 150 | 104 | 18 | 9 | 12 | 13 | 63 | 47 | 47 | 35 | 35 | 46 | 72 | 21 | 69 | 69 | 69 | 32 | 33 |
Swell 3 Height (m) Direction Period (s) | SW 6 | S 15 | S 15 | SSE 6 | SE 11 | SE 11 | SE 10 | SE 11 | SW 6 | SW 18 | SW 18 | SW 18 | WNW 12 | WNW 12 | SW 17 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | S 12 |
| kJ | 13 | 150 | 150 | 14 | 41 | 30 | 39 | 40 | 14 | 79 | 80 | 80 | 28 | 28 | 75 | 102 | 129 | 65 | 103 | 103 | 45 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | ENE 7 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 348 | 331 | 349 | 294 | 278 | 233 | 200 | 187 | 163 | 158 | 144 | 144 | 131 | 112 | 98 | 95 | 78 | 99 | 93 | 107 | 110 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 126 | 126 | 126 | 17 | 126 | 17 | 33 | 33 | 31 | 31 | 31 | 17 | 17 | 17 | 17 | 17 | 31 | 31 | 31 | 17 | 17 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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