Surf Forecasts:
How big are the waves at Kalapaki Beach today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 2.5ft (0.7m), 20s period with SW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.7m), 20s period with SW swell.
- Evening surf: Evening surf (15 Sep, local time) - 2.5ft (0.8m), 19s period with SSW swell.
The current surf forecast for Kalapaki Beach at 10AM is: 0.7m 20s primary swell from a Southwest direction and 0.8m 8s secondary swell from a East-northeast direction (forecast issued at 01:00am September 15). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 2.5ft (0.7m) | 20s |
| Afternoon (15 Sep) | 2.5ft (0.7m) | 20s |
| Evening (15 Sep) | 2.5ft (0.8m) | 19s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Thu night. Warm (max 27°C on Wed morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 21 | SSW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SW 18 | SW 18 | SSW 18 | SW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | ENE 8 | SSW 17 | SSW 18 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 224 | 300 | 408 | 392 | 388 | 384 | 384 | 475 | 465 | 418 | 399 | 449 | 449 | 541 | 444 | 386 | 443 | 412 | 326 | 258 | 258 | 441 | 587 | 659 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 6:45AM0.55m | 4:58PM0.30m | 7:44AM0.54m | 9:00AM0.53m | ||||||||||||||||||||
Low Tide | 11:14PM0.05m | 1:23PM0.26m | 11:40PM0.08m | 00:11AM0.10m | ||||||||||||||||||||
 | |  |  | | | | |  | |  | | | | | | | |  | | | |  | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 1 |
Temp °C | 24 | 24 | 24 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 25 | 25 | 25 | 27 | 27 | 27 | 29 | 27 | 27 | 27 | 26 | 29 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | NE 8 | SSW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SW 18 | SW 18 | SSW 18 | SW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | E 10 | SSW 16 | SSW 17 | SSW 18 |
| kJ | 54 | 300 | 408 | 392 | 388 | 384 | 384 | 475 | 465 | 418 | 399 | 449 | 449 | 541 | 444 | 386 | 443 | 412 | 326 | 258 | 154 | 326 | 587 | 659 |
Swell 2 Height (m) Direction Period (s) | SW 21 | SW 13 | SW 13 | NNE 8 | NE 8 | NE 8 | SW 12 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SW 16 | SSW 19 | SW 10 | SSE 10 |
| kJ | 224 | 43 | 42 | 34 | 64 | 62 | 38 | 41 | 39 | 38 | 37 | 36 | 33 | 50 | 50 | 52 | 75 | 72 | 71 | 96 | 258 | 214 | 15 | 10 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SE 8 | SE 7 | SW 12 | SW 12 | SW 12 | E 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SE 12 | SW 11 | SW 11 | SSW 20 | SSW 19 | SSW 19 | SW 10 | SSE 10 | WSW 9 |
| kJ | 44 | 14 | 14 | 40 | 38 | 38 | 44 | 38 | 37 | 37 | 35 | 33 | 31 | 43 | 43 | 35 | 30 | 30 | 158 | 214 | 212 | 15 | 10 | 9 |
Wind waves Height (m) Direction Period (s) | ENE 4 | NE 8 | NE 8 | ENE 8 | ENE 4 | ENE 5 | NE 8 | NE 8 | NE 8 | NE 7 | NE 7 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | NE 7 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 16 | 109 | 109 | 75 | 22 | 25 | 116 | 133 | 129 | 126 | 119 | 101 | 120 | 128 | 112 | 122 | 157 | 220 | 244 | 276 | 284 | 441 | 573 | 612 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 14 | 17 | 31 | 31 | 31 | 17 | 17 | 17 | 16 | 17 | 31 | 17 | 17 | 14 | 17 | 16 | 14 | 16 | 31 | 31 | 31 | 31 | 17 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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