Surf Forecasts:
How big are the waves at Kalapaki Beach today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with ENE swell.
- Evening surf: Evening surf (20 Aug, local time) - 4ft (1.2m), 6s period with ENE swell.
The current surf forecast for Kalapaki Beach at 12AM is: 0.5m 16s primary swell from a Southwest direction and 0.4m 12s secondary swell from a South direction, 1.3m 6s secondary swell from a East-northeast direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 3.5ft (1.1m) | 7s |
| Evening (20 Aug) | 4ft (1.2m) | 6s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Thu afternoon, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 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 6 | ENE 6 | SW 16 | SW 16 | SW 17 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SW 17 | SW 17 | SSW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 103 | 110 | 129 | 130 | 148 | 207 | 207 | 207 | 195 | 179 | 234 | 278 | 295 | 295 | 255 | 240 | 261 | 322 | 322 |
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-off | cross | cross | cross-on | on | on | on | cross-on | cross |
High Tide | 11:20AM0.53m | 12:20PM0.56m | |||||||||||||||||
Low Tide | 2:14AM0.09m | 3:21AM0.10m | 9:24PM0.19m | ||||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 26 | 26 | 26 | 25 | 26 | 27 | 28 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 9 | S 12 | SW 16 | SW 16 | SW 17 | NE 7 | NE 7 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | SW 16 | SSW 16 | SSW 16 |
| kJ | 41 | 71 | 129 | 130 | 148 | 55 | 52 | 63 | 79 | 138 | 142 | 142 | 122 | 111 | 55 | 55 | 261 | 322 | 322 |
Swell 2 Height (m) Direction Period (s) | S 12 | SSE 9 | S 12 | S 12 | S 12 | E 8 | E 8 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SW 17 | SW 17 | SSW 17 | SSW 16 | ENE 7 | ENE 7 | W 10 |
| kJ | 69 | 32 | 45 | 44 | 44 | 82 | 60 | 207 | 195 | 179 | 234 | 278 | 295 | 295 | 255 | 240 | 43 | 57 | 50 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSE 9 | SE 9 | SE 9 | SSW 18 | SSW 18 | E 8 | W 10 | W 10 | W 10 | WSW 9 | W 11 | W 10 | NE 7 | NNE 7 | NE 7 | NNE 7 | SSE 8 |
| kJ | 103 | 103 | 33 | 22 | 22 | 207 | 207 | 41 | 50 | 46 | 46 | 26 | 57 | 54 | 51 | 31 | 37 | 31 | 28 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 7 |
| kJ | 100 | 110 | 119 | 117 | 132 | — | — | — | — | — | — | — | — | — | — | — | — | — | 86 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 31 | 17 | 17 | 17 | 17 | 10 | 13 | 14 | 13 | 16 | 0 | 10 | 10 | 13 | 32 | 32 | 32 | 17 | 10 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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