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 2PM is: 1.0m 15s primary swell from a South-southwest direction and 1.9m 7s secondary swell from a East-northeast direction (forecast issued at 07:00am September 20). An open ocean swell of 0.1m 12s is not directed at the surf break. 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 ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 27°C on Sun morning, min 24°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||||
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) | E 8 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 15 | S 14 | ENE 8 | ENE 8 | S 14 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 476 | 540 | 507 | 468 | 468 | 468 | 468 | 435 | 417 | 416 | 427 | 394 | 316 | 299 | 295 | 287 | 295 | 273 | 273 | 273 | 273 | 280 | 250 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:24PM0.57m | 00:31AM0.26m | 1:03PM0.59m | 1:07AM0.30m | 1:35PM0.59m | ||||||||||||||||||
Low Tide | 4:07AM0.15m | 8:09PM0.18m | 5:23AM0.13m | 8:11PM0.17m | 6:19AM0.11m | 8:19PM0.15m | |||||||||||||||||
 |  | | |  | |  | | | | | | |  | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 26 | 25 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 27 | 26 | 26 | 25 |
Feels °C | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 28 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 12 | S 12 |
| kJ | 432 | 540 | 507 | 468 | 468 | 468 | 468 | 435 | 417 | 411 | 411 | 394 | 304 | 299 | 295 | 232 | 229 | 229 | 215 | 212 | 202 | 146 | 144 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | N 11 | SE 7 | W 12 | W 12 | SE 8 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 13 | N 13 | NNW 13 | N 12 | N 12 | N 12 | N 11 | N 11 | N 11 |
| kJ | 102 | 2 | 24 | 3 | 11 | 16 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 30 | 31 | 55 | 75 | 103 | 99 | 89 | 86 | 61 |
Swell 3 Height (m) Direction Period (s) | N 12 | W 13 | W 13 | N 11 | N 11 | W 12 | N 11 | N 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SE 9 | N 14 | S 16 | W 13 | W 12 | W 12 | SW 19 | SW 19 | SW 17 | SW 17 |
| kJ | 3 | 3 | 3 | 2 | 2 | 11 | 9 | 9 | 11 | 10 | 10 | 10 | 9 | 12 | 16 | 19 | 29 | 25 | 25 | 57 | 91 | 72 | 75 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | ENE 8 | ENE 7 | E 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 476 | 464 | 416 | 362 | 388 | 362 | 400 | 400 | 394 | 416 | 427 | 345 | 316 | 287 | 295 | 287 | 295 | 273 | 273 | 273 | 273 | 280 | 250 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 17 | 17 | 33 | 33 | 33 | 39 | 17 | 31 | 31 | 33 | 33 | 31 | 31 | 17 | 17 | 17 | 17 | 17 | 31 | 31 | 17 | 17 | 17 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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