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:
Santa Maria de Oia surfForecast / Galicia / Spain
48hr Weather and Surf, issued 12 am Thursday 11 Dec 2025 CETForecast update in hr min s Forecast update imminent
Santa Maria de Oia surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Santa Maria de Oia sea temperature is
15.3° C
(Which is normal for this time of year)How big are the waves at Santa Maria de Oia today?
The current surf forecast for Santa Maria de Oia at 5AM is: 3.5m 14s primary swell from a West-northwest direction (forecast issued at 12:00am December 11). The wind direction is predicted to be offshore and the swell rating is 5.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 10ft (3.0m) | 13s |
| Afternoon (11 Dec) | 6ft (1.9m) | 13s |
| Evening (11 Dec) | 11ft (3.5m) | 13s |
Table - waves today at Santa Maria de Oia. (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 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 16 | 16 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4395 | 4563 | 4153 | 3313 | 2726 | 2028 | 1226 | 3078 | 5022 | 4677 | 4131 | 8533 | 9095 | 16985 | 19633 | 18500 | 17693 | 15978 | 13612 | 11839 | 9103 | 7244 | 6346 | 4648 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- off |
High Tide / height (m) | 8:21PM 2.40 | 8:41AM 2.66 | 9:24PM 2.28 | 9:44AM 2.50 | 10:30PM 2.24 | 10:50AM 2.40 | ||||||||||||||||||
Low Tide / height (m) | 2:15AM 0.76 | 3:09PM 0.68 | 3:19AM 0.89 | 4:13PM 0.79 | 4:29AM 0.96 | 5:16PM 0.83 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:53 | - | - | - |
| Sunset | - | - | - | - | - | - | 6:04 | - | - | - | - | - | - | - | 6:04 | - | - | - | - | - | - | - | 6:04 | - |
 | | |  |  | |  |  | | |  |  | | | |  | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 3 | 3 | 4 | 12 | 9 | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 10 | 9 | 9 | 10 | 13 | 15 | 13 |
| Feels °C (?) | 11 | 9 | 8 | 7 | 7 | 7 | 8 | 8 | 6 | 8 | 8 | 6 | 7 | 5 | 5 | 4 | 5 | 4 | 4 | 6 | 7 | 10 | 13 | 11 |
- 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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