Surf Forecasts:
How big are the waves at Kalapaki Beach today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 3.5ft (1.0m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 3.5ft (1.0m), 15s period with SSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 3.5ft (1.0m), 15s period with SSW swell.
The current surf forecast for Kalapaki Beach at 2AM is: 2.0m 8s primary swell from a East direction and 0.8m 16s secondary swell from a South direction, 0.6m 13s secondary swell from a South-southwest direction (forecast issued at 07:00pm September 19). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 3.5ft (1.0m) | 16s |
| Afternoon (20 Sep) | 3.5ft (1.0m) | 15s |
| Evening (20 Sep) | 3.5ft (1.0m) | 15s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sun morning, min 25°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 19 | Sunday 20 | Monday 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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | SSW 16 | E 8 | E 8 | SSW 16 | SSW 16 | E 8 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 15 | S 14 | S 14 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 406 | 463 | 513 | 513 | 547 | 540 | 507 | 468 | 468 | 468 | 468 | 435 | 417 | 435 | 411 | 394 | 308 | 299 | 302 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 11:46PM0.22m | 12:24PM0.57m | 00:31AM0.26m | 1:03PM0.59m | |||||||||||||||
Low Tide | 8:14PM0.19m | 4:07AM0.15m | 8:09PM0.18m | 5:23AM0.13m | 8:11PM0.17m | ||||||||||||||
 |  |  |  | | |  | | | | | | |  | | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 25 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 15 | S 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 15 | S 14 | S 14 | S 14 | S 14 | SSW 14 | SSW 13 | SSW 13 |
| kJ | 382 | 463 | 239 | 339 | 547 | 540 | 507 | 468 | 468 | 468 | 468 | 435 | 417 | 411 | 411 | 394 | 304 | 299 | 295 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 18 | S 16 | SSW 13 | N 12 | N 11 | W 13 | SE 7 | SE 8 | SE 8 | SSE 7 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 13 |
| kJ | 160 | 99 | 264 | 120 | 3 | 2 | 3 | 11 | 17 | 30 | 19 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 30 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 13 | S 13 | SSW 16 | W 13 | W 13 | N 11 | SSE 8 | W 12 | W 12 | W 12 | N 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 15 | N 14 |
| kJ | 34 | 3 | 3 | 97 | 3 | 3 | 2 | 7 | 11 | 11 | 11 | 9 | 11 | 10 | 10 | 10 | 9 | 17 | 16 |
Wind waves Height (m) Direction Period (s) | ENE 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 406 | 447 | 513 | 513 | 501 | 513 | 453 | 382 | 342 | 336 | 362 | 362 | 400 | 435 | 408 | 367 | 308 | 287 | 302 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 33 | 118 | 17 | 17 | 33 | 39 | 33 | 33 | 33 | 17 | 17 | 17 | 31 | 31 | 17 | 31 | 31 | 17 | 17 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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