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:
El Unico surfForecast / Puerto Rico / Puerto Rico
48hr Weather and Surf, issued 1 pm Saturday 13 Dec 2025 ASTForecast update in hr min s Forecast update imminent
El Unico surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's El Unico sea temperature is
28.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at El Unico today?
The current surf forecast for El Unico at 4PM is: 1.3m 6s primary swell from a East-northeast direction and 0.6m 11s secondary swell from a North-northeast direction, 0.4m 11s secondary swell from a North-northwest direction (forecast issued at 01:00pm December 13). The wind direction is predicted to be cross-offshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3ft (0.9m) | 11s |
| Afternoon (13 Dec) | 4ft (1.2m) | 9s |
| Evening (13 Dec) | 3.5ft (1.0m) | 8s |
Table - waves today at El Unico. (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) (?) | 9 | 9 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 9 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 162 | 232 | 134 | 123 | 219 | 232 | 245 | 222 | 214 | 311 | 287 | 294 | 266 | 327 | 271 | 271 | 237 | 237 | 237 | 220 | 220 | 185 | 181 | 144 |
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 | cross- off | off | off | off | cross- off | cross | cross | cross- off | glass | glass | off | cross- off |
High Tide / height (m) | 3:27PM 0.41 | 4:59AM 0.49 | 4:09PM 0.37 | 5:49AM 0.52 | 4:52PM 0.33 | 6:34AM 0.53 | ||||||||||||||||||
Low Tide / height (m) | 10:07AM 0.24 | 10:01PM 0.12 | 11:18AM 0.24 | 10:37PM 0.10 | 12:21PM 0.23 | 11:13PM 0.08 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 |
| Sunset | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - |
 |  | |  | | | | | | | |  | | | | | | | | | |  | | | |
Rain (mm) | 1 | - | - | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - |
| Temp. °C | 28 | 28 | 27 | 25 | 25 | 25 | 25 | 24 | 28 | 29 | 27 | 25 | 25 | 24 | 23 | 23 | 27 | 29 | 27 | 25 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 28 | 27 | 27 | 26 | 27 | 28 | 27 | 26 | 27 | 27 | 27 | 27 | 28 | 27 | 26 | 26 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 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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