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 / WA – Margaret River / Australia
48hr Weather and Surf, issued 1 pm Saturday 13 Dec 2025 AWSTForecast 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
20.5° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Boneyards today?
The current surf forecast for Boneyards at 9PM is: 1.0m 11s primary swell from a West-southwest direction and 0.3m 15s secondary swell from a West-southwest direction (forecast issued at 01:00pm December 13). An open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4.5ft (1.3m) | 11s |
| Afternoon (13 Dec) | 4ft (1.2m) | 11s |
| Evening (13 Dec) | 3.5ft (1.0m) | 11s |
Table - waves today at Boneyards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 16 | 16 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 400 | 418 | 297 | 247 | 247 | 247 | 247 | 207 | 211 | 169 | 298 | 319 | 319 | 314 | 314 | 239 | 227 | 211 | 204 | 226 | 284 | 259 | 252 | 610 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | off | on | cross | cross- on | cross- on | cross- on | on | on | cross | cross- on | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:58PM 0.53 | 6:53PM 0.59 | 7:05PM 0.64 | |||||||||||||||||||||
Low Tide / height (m) | 4:25AM 0.24 | 4:29AM 0.19 | 4:45AM 0.14 | |||||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 |
| Sunset | - | - | 7:23 | - | - | - | - | - | - | - | 7:23 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - |
 | | |  | | | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 25 | 27 | 22 | 23 | 20 | 19 | 21 | 29 | 30 | 28 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 22 | 21 | 20 | 20 | 19 | 19 |
| Feels °C (?) | 20 | 19 | 21 | 16 | 16 | 12 | 11 | 14 | 25 | 28 | 24 | 24 | 23 | 25 | 25 | 23 | 23 | 24 | 22 | 22 | 20 | 21 | 20 | 19 |
- 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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