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:
Byron Bay - The Wreck surfForecast / NSW – North Coast / Australia
48hr Weather and Surf, issued 4 pm Tuesday 16 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Byron Bay - The Wreck surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Byron Bay - The Wreck sea temperature is
24.7° C
(Which is normal for this time of year)How big are the waves at Byron Bay - The Wreck today?
The current surf forecast for Byron Bay - The Wreck at 6PM is: 2.0m 7s primary swell from a Southeast direction and 0.5m 9s secondary swell from a East direction, 0.4m 12s secondary swell from a South-southeast direction (forecast issued at 04:00pm December 16). The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 7ft (2.1m) | 7s |
| Evening (16 Dec) | 6ft (1.9m) | 7s |
Table - waves today at Byron Bay - The Wreck. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 407 | 371 | 400 | 352 | 334 | 302 | 286 | 225 | 231 | 204 | 204 | 196 | 168 | 164 | 164 | 135 | 133 | 133 | 113 | 142 | 142 | 118 | 114 | 96 |
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 | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | cross | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 6:21PM 0.98 | 7:13AM 1.45 | 7:10PM 0.97 | 7:51AM 1.52 | 7:55PM 0.97 | 8:28AM 1.58 | ||||||||||||||||||
Low Tide / height (m) | 1:01PM 0.46 | 12:21AM 0.23 | 1:48PM 0.39 | 1:01AM 0.21 | 2:30PM 0.32 | 1:41AM 0.19 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:43 | - |
| Sunset | - | 7:38 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - |
 | |  |  | | | | | |  |  | | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 21 | 23 | 24 | 23 | 21 | 20 | 19 | 19 | 21 | 25 |
| Feels °C (?) | 19 | 19 | 19 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 22 | 21 | 20 | 21 | 22 | 23 | 23 | 22 | 20 | 19 | 18 | 19 | 21 | 23 |
- 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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