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 6 am Monday 15 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
10.9° C
(Which is normal for this time of year)How big are the waves at Yport today?
The current surf forecast for Yport at 12PM is: 1.0m 8s primary swell from a West direction (forecast issued at 06:00am December 15). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 3.5ft (1.0m) | 8s |
| Afternoon (15 Dec) | 2.5ft (0.8m) | 9s |
| Evening (15 Dec) | 2.5ft (0.8m) | 11s |
Table - waves today at Yport. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 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) (?) | 8 | 8 | 8 | 8 | 9 | 11 | 11 | 10 | 14 | 10 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 76 | 133 | 140 | 143 | 74 | 150 | 150 | 100 | 63 | 68 | 67 | 81 | 203 | 118 | 116 | 115 | 113 | 108 | 71 | 61 | 59 | 98 | 55 | 54 |
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- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | off | off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:51AM 6.76 | 8:14PM 6.70 | 8:39AM 6.92 | 9:01PM 6.87 | 9:22AM 7.12 | 9:44PM 7.06 | ||||||||||||||||||
Low Tide / height (m) | 1:46AM 2.93 | 2:20PM 2.97 | 2:42AM 2.83 | 3:11PM 2.74 | 3:30AM 2.66 | 3:56PM 2.49 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | - | - | 8:48 | - | - | - | - | - | - | - | 8:48 | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:58 | - | - | - | - | - | - | - | 4:58 | - | - | - | - | - | - | - | 4:58 | - | - | - |
 | |  |  | | |  | | | | | |  | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 8 | 7 | 10 | 12 | 11 | 12 | 11 | 10 | 10 | 10 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 8 | 8 |
| Feels °C (?) | 0 | 1 | 0 | 4 | 7 | 5 | 6 | 6 | 5 | 7 | 8 | 10 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 6 | 5 | 3 | 2 |
- 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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