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:
Playa de San Lorenzo surfForecast / Asturias / Spain
48hr Weather and Surf, issued 12 am Thursday 11 Dec 2025 CETForecast update in hr min s Forecast update imminent
Playa de San Lorenzo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Playa de San Lorenzo sea temperature is
14.8° C
(Which is slightly warmer than usual)How big are the waves at Playa de San Lorenzo today?
The current surf forecast for Playa de San Lorenzo at 5AM is: 2.4m 14s primary swell from a Northwest direction and 0.3m 10s secondary swell from a North direction (forecast issued at 12:00am December 11). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 7.5ft (2.3m) | 14s |
| Afternoon (11 Dec) | 6ft (1.9m) | 13s |
| Evening (11 Dec) | 6ft (1.8m) | 13s |
Table - waves today at Playa de San Lorenzo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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) (?) | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 18 | 18 | 16 | 16 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1259 | 1497 | 2350 | 2285 | 1996 | 1482 | 1210 | 1037 | 1228 | 1804 | 1555 | 2528 | 4034 | 6150 | 12427 | 14207 | 13757 | 11575 | 10345 | 9109 | 8269 | 6355 | 5284 | 4645 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | glass | glass | glass | glass | glass | off | off | cross | cross | cross- on | cross- on | cross- on | glass | glass | cross- off | glass | glass | glass | glass |
High Tide / height (m) | 8:53PM 3.22 | 9:15AM 3.47 | 9:58PM 3.10 | 10:19AM 3.32 | 11:04PM 3.06 | 11:24AM 3.24 | ||||||||||||||||||
Low Tide / height (m) | 2:41AM 1.29 | 3:33PM 1.23 | 3:47AM 1.45 | 4:42PM 1.34 | 5:02AM 1.53 | 5:52PM 1.36 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - |
 |  | | |  | |  | | |  | | |  | | | | | | |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | 4 | 2 | 2 | 1 | 2 | 5 | 5 | 3 | 1 | - | - | - | - | - |
| Temp. °C | 11 | 10 | 10 | 10 | 11 | 16 | 16 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 11 | 12 | 13 | 11 |
| Feels °C (?) | 10 | 8 | 8 | 8 | 10 | 16 | 15 | 13 | 11 | 10 | 10 | 9 | 9 | 10 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 12 | 10 |
- 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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