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:
Sandend Bay surfForecast / Scot – East Coast / UK
48hr Weather and Surf, issued 11 pm Wednesday 10 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Sandend Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sandend Bay sea temperature is
9.7° C
(Which is normal for this time of year)How big are the waves at Sandend Bay today?
The current surf forecast for Sandend Bay at 5AM is: 0.1m 10s primary swell from a North direction (forecast issued at 11:00pm December 10). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 0.5ft (0.2m) | 10s |
| Afternoon (11 Dec) | 1ft (0.3m) | 13s |
| Evening (11 Dec) | 1.5ft (0.5m) | 13s |
Table - waves today at Sandend Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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 | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2 | 2 | 3 | 8 | 8 | 12 | 34 | 66 | 92 | 115 | 125 | 106 | 100 | 97 | 93 | 65 | 63 | 62 | 60 | 40 | 38 | 19 | 18 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | cross- off | off | off | off | cross | cross- off | off | off | off | off | off | off | cross- off | off | off | off | off | off | cross- off |
High Tide / height (m) | 4:34AM 2.66 | 4:32PM 2.96 | 5:36AM 2.54 | 5:34PM 2.80 | 6:39AM 2.51 | |||||||||||||||||||
Low Tide / height (m) | 10:19PM 0.49 | 10:26AM 1.17 | 11:24PM 0.66 | 11:34AM 1.28 | 12:30AM 0.79 | 12:48PM 1.29 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:42 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - |
 | | | |  |  | |  | | |  | |  | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 10 | 10 | 11 | 11 | 11 | 11 | 9 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 7 | 7 | 9 | 10 | 12 | 13 |
| Feels °C (?) | 3 | 5 | 7 | 4 | 2 | 4 | 4 | 4 | 4 | 6 | 5 | 7 | 4 | 3 | 3 | 2 | 2 | 1 | 0 | -1 | 0 | 0 | 4 | 5 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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