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:
Arna Plage surfForecast / Landes / France
48hr Weather and Surf, issued 6 am Saturday 13 Dec 2025 CETForecast update in hr min s Forecast update imminent
Arna Plage surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Arna Plage sea temperature is
14.9° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Arna Plage today?
The current surf forecast for Arna Plage at 10AM is: 4.0m 18s primary swell from a West-northwest direction (forecast issued at 06:00am December 13). The wind direction is predicted to be offshore and the swell rating is 11.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 13ft (4.0m) | 18s |
| Afternoon (13 Dec) | 11ft (3.5m) | 17s |
| Evening (13 Dec) | 10ft (3.0m) | 16s |
Table - waves today at Arna Plage. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 12452 | 11033 | 9848 | 8697 | 7597 | 5743 | 4821 | 4219 | 3161 | 2643 | 2169 | 1772 | 1384 | 1245 | 1363 | 1496 | 1783 | 1913 | 1856 | 1803 | 1605 | 1535 | 1557 | 1490 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | off | glass | cross | cross- off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off |
High Tide / height (m) | 11:31AM 2.97 | 12:12AM 2.83 | 12:34PM 2.94 | 1:08AM 2.92 | 1:29PM 2.97 | |||||||||||||||||||
Low Tide / height (m) | 4:57AM 1.14 | 5:40PM 1.04 | 6:04AM 1.15 | 6:39PM 1.03 | 7:04AM 1.08 | 7:29PM 0.98 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - |
| Sunset | - | - | - | - | 5:27 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - |
 |  |  | | | | | | | | | | | | | |  | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 11 | 12 | 13 | 13 | 12 | 11 | 10 | 10 | 10 | 12 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 15 | 15 | 13 | 12 | 11 |
| Feels °C (?) | 11 | 11 | 9 | 12 | 11 | 11 | 9 | 9 | 7 | 7 | 6 | 8 | 10 | 10 | 9 | 7 | 7 | 7 | 7 | 11 | 11 | 10 | 9 | 8 |
- 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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