Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Hapuna surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Sunday 14 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
26.0° C
(Which is slightly warmer than usual)How big are the waves at Hapuna today?
The current surf forecast for Hapuna at 5PM is: 0.4m 15s primary swell from a Northwest direction and 0.5m 7s secondary swell from a West direction (forecast issued at 01:00pm December 14). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 0.5ft (0.2m) | 16s |
| Afternoon (14 Dec) | 1.5ft (0.4m) | 15s |
| Evening (14 Dec) | 1.5ft (0.5m) | 15s |
Table - waves today at Hapuna. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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) (?) | 16 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 25 | 59 | 56 | 86 | 180 | 236 | 396 | 378 | 350 | 278 | 274 | 203 | 145 | 95 | 91 | 95 | 69 | 69 | 68 | 38 | 34 | 33 | 38 | 41 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | glass | glass | glass | glass | cross- on | cross- on | cross | glass | on | on | glass | cross- off | cross- on | cross | cross- on | glass | glass | glass | glass | glass |
High Tide / height (m) | 11:44AM 0.34 | 1:38AM 0.63 | 12:38PM 0.29 | 2:12AM 0.69 | 1:30PM 0.25 | 2:46AM 0.73 | ||||||||||||||||||
Low Tide / height (m) | 6:08PM 0.02 | 8:36AM 0.20 | 6:38PM 0.01 | 9:26AM 0.16 | 7:10PM -0.00 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 |
| Sunset | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - |
 | |  |  | | | | | | |  |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 24 | 24 | 24 | 23 | 23 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 23 | 24 |
| Feels °C (?) | 28 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 28 | 27 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 26 | 27 |
- 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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