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:
Tregardock surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 am Friday 12 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Tregardock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tregardock sea temperature is
12.1° C
(Which is slightly warmer than usual)How big are the waves at Tregardock today?
The current surf forecast for Tregardock at 10AM is: 3.0m 15s primary swell from a West direction (forecast issued at 05:00am December 12). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 10ft (3.0m) | 15s |
| Afternoon (12 Dec) | 11ft (3.5m) | 18s |
| Evening (12 Dec) | 10ft (3.0m) | 17s |
Table - waves today at Tregardock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3629 | 3601 | 4196 | 7420 | 7503 | 6843 | 5853 | 5366 | 4322 | 3693 | 2791 | 2351 | 1797 | 1581 | 1412 | 1487 | 1676 | 1656 | 1941 | 2405 | 2522 | 2705 | 2663 | 2604 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 11:01AM 5.52 | 11:38PM 5.11 | 12:06PM 5.29 | 12:44AM 5.05 | 1:12PM 5.21 | |||||||||||||||||||
Low Tide / height (m) | 4:51AM 1.82 | 5:34PM 1.82 | 5:57AM 2.03 | 6:38PM 1.95 | 7:03AM 2.09 | 7:39PM 1.94 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| Sunrise | - | - | 8:10 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:14 | - | - | - | - | - | - | - | 4:14 | - | - | - | - | - | - | - | 4:14 | - | - | - |
 |  |  |  | |  |  | | | |  | | | | | | | | | | | | | | |
Rain (mm) | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 12 |
| Feels °C (?) | 4 | 4 | 7 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 4 | 5 | 4 | 3 | 3 | 4 | 4 | 3 | 3 | 4 | 4 | 3 | 4 |
- 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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