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Surf Forecasts:
Chocks surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Monday 15 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Chocks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chocks sea temperature is
25.6° C
(Which is slightly warmer than usual)How big are the waves at Chocks today?
The current surf forecast for Chocks at 7PM is: 1.2m 13s primary swell from a North direction and 0.8m 16s secondary swell from a North direction (forecast issued at 01:00pm December 15). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 3.5ft (1.1m) | 14s |
| Afternoon (15 Dec) | 4.5ft (1.3m) | 14s |
| Evening (15 Dec) | 4ft (1.2m) | 14s |
Table - waves today at Chocks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 14 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 482 | 801 | 398 | 518 | 511 | 725 | 672 | 653 | 503 | 488 | 466 | 430 | 287 | 590 | 541 | 518 | 507 | 413 | 342 | 336 | 273 | 268 | 256 | 190 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 11:29AM 0.46 | 1:37AM 0.79 | 12:11PM 0.43 | 2:09AM 0.83 | 12:53PM 0.41 | 2:42AM 0.86 | ||||||||||||||||||
Low Tide / height (m) | 6:07PM 0.01 | 8:13AM 0.32 | 6:39PM -0.02 | 8:53AM 0.29 | 7:12PM -0.04 | |||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 |
| Sunset | - | - | 5:43 | - | - | - | - | - | - | - | 5:44 | - | - | - | - | - | - | - | 5:44 | - | - | - | - | - |
 | |  |  |  | | | |  | | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 24 | 26 | 27 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 23 | 23 | 24 | 27 | 27 | 26 | 24 | 24 | 24 |
| Feels °C (?) | 23 | 24 | 25 | 25 | 25 | 26 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 25 | 25 | 25 | 25 | 25 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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