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:
Belharra surfForecast / La Cote Basque / France
48hr Weather and Surf, issued 6 pm Thursday 11 Dec 2025 CETForecast update in hr min s Forecast update imminent
Belharra surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Belharra sea temperature is
15.5° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Belharra today?
The current surf forecast for Belharra at 11PM is: 1.9m 13s primary swell from a West-northwest direction and 0.3m 23s secondary swell from a Northwest direction (forecast issued at 06:00pm December 11). The wind direction is predicted to be cross-shore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 7.5ft (2.3m) | 14s |
| Evening (11 Dec) | 6.5ft (2.0m) | 13s |
Table - waves today at Belharra. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 13 | 13 | 14 | 18 | 17 | 16 | 16 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2121 | 1774 | 1329 | 1094 | 1094 | 1700 | 1760 | 2347 | 4173 | 3549 | 9924 | 10394 | 10165 | 9159 | 8323 | 7629 | 6565 | 5352 | 4531 | 4234 | 3265 | 2577 | 2265 | 1811 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross | cross- off | cross | cross- off | cross- off | off | cross- off | cross- off | cross | cross- on | cross | cross- off | glass | cross- off | off | cross- off | glass | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:59PM 2.84 | 10:22AM 3.05 | 11:06PM 2.78 | 11:28AM 2.94 | 12:10AM 2.80 | 12:32PM 2.90 | ||||||||||||||||||
Low Tide / height (m) | 3:34PM 0.81 | 3:49AM 1.03 | 4:37PM 0.95 | 4:57AM 1.12 | 5:40PM 1.01 | 6:03AM 1.13 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - |
| Sunset | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - |
 |  |  | | | |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 14 | 13 | 13 | 12 | 11 | 12 | 14 | 15 | 13 | 12 | 12 | 11 | 11 | 11 | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 10 | 13 |
| Feels °C (?) | 14 | 11 | 10 | 9 | 8 | 7 | 9 | 12 | 13 | 11 | 10 | 10 | 9 | 9 | 9 | 12 | 11 | 10 | 10 | 9 | 7 | 6 | 8 | 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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