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:
Yport surfForecast / Normandy / France
48hr Weather and Surf, issued 12 am Friday 12 Dec 2025 CETForecast update in hr min s Forecast update imminent
Yport surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Yport sea temperature is
11.1° C
(Which is normal for this time of year)How big are the waves at Yport today?
The current surf forecast for Yport at 3AM is: 0.7m 13s primary swell from a West-northwest direction and 0.1m 20s secondary swell from a West direction (forecast issued at 12:00am December 12). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 2.5ft (0.7m) | 12s |
| Afternoon (12 Dec) | 1.5ft (0.5m) | 15s |
| Evening (12 Dec) | 3ft (0.9m) | 18s |
Table - waves today at Yport. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 13 | 13 | 12 | 15 | 15 | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 11 | 14 | 10 | 10 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 108 | 162 | 232 | 218 | 160 | 121 | 121 | 577 | 591 | 464 | 443 | 438 | 232 | 306 | 259 | 191 | 86 | 40 | 39 | 34 | 33 | 32 | 75 | 49 |
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 | off | off | cross | glass | cross- on | cross- on | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:46AM 6.85 | 5:09PM 6.73 | 5:53AM 6.68 | 6:17PM 6.59 | 6:55AM 6.66 | |||||||||||||||||||
Low Tide / height (m) | 10:35PM 2.43 | 11:06AM 2.91 | 11:36PM 2.75 | 12:11PM 3.10 | 12:42AM 2.92 | 1:18PM 3.11 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:47 | - | - | - | - | - | - | - | 8:48 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:58 | - | - | - | - | - | - | - | 4:58 | - | - | - | - | - | - | - | 4:58 | - |
 | |  |  |  |  | | | | | | |  | | | | | | |  | | | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 11 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 10 | 10 |
| Feels °C (?) | 6 | 6 | 6 | 6 | 6 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 8 | 9 | 7 | 5 | 5 | 5 | 4 | 5 | 7 | 6 |
- 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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