Surf Forecasts:
How big are the waves at Chocks today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 1ft (0.3m), 9s period with N swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 1ft (0.3m), 9s period with N swell.
- Evening surf: Evening surf (31 Jul, local time) - 7ft (2.1m), 8s period with ENE swell.
The current surf forecast for Chocks at 4AM is: 0.3m 9s primary swell from a North direction (forecast issued at 07:00pm July 30). An open ocean swell of 1.6m 8s is not directed at the surf break, a second open ocean swell of 0.8m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 1ft (0.3m) | 9s |
| Afternoon (31 Jul) | 1ft (0.3m) | 9s |
| Evening (31 Jul) | 7ft (2.1m) | 8s |
Table - waves today at Chocks. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Thu night. Warm (max 27°C on Fri morning, min 24°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | |||||||||||||||||
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) | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 8 | 8 | 7 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 560 | 629 | 589 | 660 | 660 | 676 | 618 | 581 | 581 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | glassy | off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 4:13PM0.87m | 3:55AM0.48m | 4:39PM0.85m | 4:38AM0.51m | 5:05PM0.81m | ||||||||||||||
Low Tide | 10:47PM0.15m | 9:45AM-0.01m | 11:14PM0.12m | 10:21AM0.05m | |||||||||||||||
 |  |  |  | |  | | |  | |  |  | |  | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 |
Temp °C | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 29 | 30 | 30 | 28 | 28 | 29 | 28 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 233 | 279 | 279 | 324 | 324 | 333 | 374 | 383 | 437 | 448 | 448 | 460 | 589 | 660 | 660 | 676 | 618 | 581 | 581 |
Swell 2 Height (m) Direction Period (s) | E 17 | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | E 15 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 |
| kJ | 137 | 183 | 321 | 305 | 279 | 362 | 362 | 348 | 339 | 329 | 260 | 257 | 249 | 232 | 253 | 261 | 264 | 198 | 246 |
Swell 3 Height (m) Direction Period (s) | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 8 | SE 12 | N 8 | E 12 | N 11 |
| kJ | 8 | 8 | 7 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 5 | 6 | 5 | 44 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ENE 8 | ENE 8 | ENE 8 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 560 | 629 | 748 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 184 | 0 | 0 | 97 | 97 | 97 | 175 | 97 | 97 | 104 | 0 | 98 | 0 | 0 | 0 | 0 | 0 | 0 | 97 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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