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:
Aberta A Nova surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 11 pm Wednesday 10 Dec 2025 WETForecast update in hr min s Forecast update imminent
Aberta A Nova surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberta A Nova sea temperature is
16.2° C
(Which is slightly cooler than normal)How big are the waves at Aberta A Nova today?
The current surf forecast for Aberta A Nova at 4AM is: 2.5m 13s primary swell from a West-northwest direction (forecast issued at 11:00pm December 10). The wind direction is predicted to be offshore and the swell rating is 11.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 7.5ft (2.3m) | 13s |
| Afternoon (11 Dec) | 6.5ft (2.0m) | 13s |
| Evening (11 Dec) | 4ft (1.2m) | 13s |
Table - waves today at Aberta A Nova. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 16 | 15 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2132 | 2304 | 2211 | 2182 | 1783 | 1619 | 1266 | 1044 | 494 | 649 | 1605 | 1793 | 1750 | 1652 | 4904 | 9006 | 9488 | 8551 | 7746 | 6996 | 6179 | 5179 | 3940 | 3219 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | off | cross | cross | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:53PM 2.19 | 7:13AM 2.45 | 7:56PM 2.09 | 8:16AM 2.30 | 9:03PM 2.05 | 9:22AM 2.21 | ||||||||||||||||||
Low Tide / height (m) | 12:45AM 0.72 | 1:42PM 0.65 | 1:51AM 0.84 | 2:47PM 0.74 | 3:02AM 0.91 | 3:50PM 0.77 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:41 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - |
 | | | |  | | |  | |  | | |  | | | | |  | | |  |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | - | 3 | 2 | 1 | 2 | 2 | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 14 | 12 | 12 | 12 | 12 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 15 | 17 | 15 |
| Feels °C (?) | 11 | 9 | 10 | 11 | 11 | 14 | 13 | 12 | 13 | 12 | 11 | 8 | 8 | 11 | 9 | 9 | 7 | 7 | 8 | 9 | 8 | 11 | 13 | 11 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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