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:
Towan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 11 am Monday 15 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Towan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Towan sea temperature is
12.1° C
(Which is slightly warmer than usual)How big are the waves at Towan today?
The current surf forecast for Towan at 4PM is: 3.0m 14s primary swell from a West direction (forecast issued at 11:00am December 15). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 10ft (3.0m) | 13s |
| Afternoon (15 Dec) | 10ft (3.0m) | 14s |
| Evening (15 Dec) | 8ft (2.5m) | 14s |
Table - waves today at Towan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 8 | 13 | 12 | 12 | 12 | 22 | 21 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3116 | 2833 | 2802 | 2777 | 2698 | 2811 | 2850 | 2930 | 2930 | 2890 | 2606 | 2341 | 2125 | 2009 | 1962 | 1890 | 1034 | 921 | 3440 | 2538 | 3943 | 3017 | 17404 | 21833 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | cross | cross | cross- on | cross | cross | cross | cross- on | cross | cross- on | cross | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off |
High Tide / height (m) | 1:57PM 5.00 | 2:26AM 5.05 | 2:47PM 5.14 | 3:11AM 5.27 | 3:32PM 5.32 | 3:53AM 5.49 | ||||||||||||||||||
Low Tide / height (m) | 7:52AM 1.89 | 8:21PM 1.74 | 8:45AM 1.73 | 9:08PM 1.59 | 9:31AM 1.53 | 9:50PM 1.41 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | 8:12 | - | - | - | - | - | - | - | 8:14 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:16 | - | - | - | - | - |
 |  | |  | | | | |  | | |  | |  | | | | | |  | | | | | |
Rain (mm) | 8 | 4 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 4 | 4 | 1 | - | 1 |
| Temp. °C | 11 | 11 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 9 |
| Feels °C (?) | 8 | 10 | 6 | 8 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 6 | 7 | 4 | 3 | 3 | 2 | 1 | 0 | 2 | 3 | 8 | 9 | 5 |
- 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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