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:
Serans surfForecast / Galicia / Spain
48hr Weather and Surf, issued 12 am Friday 12 Dec 2025 CETForecast update in hr min s Forecast update imminent
Serans surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Serans sea temperature is
15.1° C
(Which is normal for this time of year)How big are the waves at Serans today?
The current surf forecast for Serans at 2AM is: 3.5m 13s primary swell from a West direction and 1.4m 18s secondary swell from a West-northwest direction (forecast issued at 12:00am December 12). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 13ft (4.0m) | 16s |
| Afternoon (12 Dec) | 15ft (4.5m) | 18s |
| Evening (12 Dec) | 15ft (4.5m) | 18s |
Table - waves today at Serans. (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) (?) | 13 | 13 | 16 | 16 | 16 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4762 | 4873 | 7559 | 6680 | 8008 | 13689 | 14136 | 13618 | 12409 | 11145 | 9794 | 8355 | 6370 | 5461 | 4372 | 3196 | 2756 | 2452 | 1783 | 1619 | 1594 | 1538 | 1673 | 2279 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | on | on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | off | cross- off |
High Tide / height (m) | 9:28PM 2.30 | 9:48AM 2.53 | 10:34PM 2.26 | 10:54AM 2.42 | 11:38PM 2.29 | 11:56AM 2.38 | ||||||||||||||||||
Low Tide / height (m) | 3:23AM 0.89 | 4:17PM 0.78 | 4:33AM 0.96 | 5:19PM 0.83 | 5:42AM 0.96 | 6:15PM 0.82 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:56 | - | - | - | - | - | - | - | 8:56 | - | - | - | - | - | - | - | 8:57 | - | - | - |
| Sunset | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:02 | - |
 | | |  |  |  | | | | |  |  |  | | | | | | | | | | | | |
Rain (mm) | 7 | 10 | 9 | 5 | 1 | - | 1 | 1 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 14 | 14 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 13 |
| Feels °C (?) | 5 | 9 | 8 | 7 | 7 | 8 | 8 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 12 | 12 | 10 | 9 | 9 | 9 | 9 | 10 | 12 | 12 |
- 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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