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Surf Forecasts:
Hapuna surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Tuesday 16 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Hapuna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hapuna sea temperature is
26.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Hapuna today?
The current surf forecast for Hapuna at 4AM is: 0.6m 11s primary swell from a West-northwest direction (forecast issued at 01:00am December 16). An open ocean swell of 1.2m 14s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 2ft (0.6m) | 11s |
| Afternoon (16 Dec) | 1.5ft (0.5m) | 11s |
| Evening (16 Dec) | 1.5ft (0.5m) | 11s |
Table - waves today at Hapuna. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 145 | 140 | 91 | 95 | 69 | 69 | 61 | 58 | 20 | 19 | 22 | 29 | 76 | 168 | 207 | 390 | 378 | 350 | 317 | 247 | 217 | 170 | 150 | 136 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | off | cross- off | glass | glass | cross- on | on | cross- on | cross- off | glass | glass | glass | on | on | on | on | cross- on | glass | glass | glass | cross- on | on | on | glass |
High Tide / height (m) | 2:12AM 0.69 | 1:30PM 0.25 | 2:46AM 0.73 | 2:17PM 0.23 | 3:20AM 0.75 | 2:59PM 0.22 | ||||||||||||||||||
Low Tide / height (m) | 9:26AM 0.16 | 7:10PM -0.00 | 10:07AM 0.12 | 7:44PM -0.01 | 10:44AM 0.09 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:52 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:46 | - |
 |  | |  | |  |  |  | | | | | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 25 | 24 | 27 | 27 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 27 | 25 | 25 |
| Feels °C (?) | 28 | 26 | 28 | 27 | 30 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 |
- 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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