Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Boneyards surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Monday 15 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Boneyards surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boneyards sea temperature is
25.7° C
(Which is slightly warmer than usual)Nearby Cam: 4km away, Pipeline Cam powered by EXPLORE.org
How big are the waves at Boneyards today?
The current surf forecast for Boneyards at 5AM is: 2.1m 12s primary swell from a Northwest direction and 1.2m 12s secondary swell from a North direction (forecast issued at 01:00am December 15). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 6ft (1.9m) | 12s |
| Afternoon (15 Dec) | 6ft (1.9m) | 14s |
| Evening (15 Dec) | 6ft (1.9m) | 14s |
Table - waves today at Boneyards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 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) (?) | 13 | 13 | 12 | 12 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1874 | 1697 | 1381 | 1056 | 1530 | 1488 | 1447 | 1407 | 1245 | 1033 | 1002 | 861 | 822 | 667 | 400 | 330 | 581 | 581 | 503 | 499 | 1198 | 1275 | 1134 | 595 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | 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 |
High Tide / height (m) | 1:09AM 0.65 | 9:36AM 0.41 | 1:36AM 0.70 | 10:21AM 0.38 | 2:04AM 0.74 | 11:13AM 0.36 | ||||||||||||||||||
Low Tide / height (m) | 8:45AM 0.41 | 5:28PM 0.10 | 9:27AM 0.38 | 5:57PM 0.07 | 9:55AM 0.35 | 6:28PM 0.05 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:03 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 | |  |  | | | | | |  | |  |  | |  | | | | | | | | | | |
Rain (mm) | 2 | 1 | - | - | - | - | - | - | 1 | - | - | - | - | - | 1 | - | - | - | - | 1 | 1 | 1 | 1 | - |
| Temp. °C | 23 | 23 | 23 | 23 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 27 | 26 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 24 | 23 |
| Feels °C (?) | 26 | 25 | 24 | 25 | 26 | 27 | 26 | 26 | 26 | 25 | 27 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 24 | 25 | 23 | 24 |
- 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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