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:
Vazon Bay surfForecast / Guernsey / UK
48hr Weather and Surf, issued 11 am Saturday 13 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Vazon Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Vazon Bay sea temperature is
13.4° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Vazon Bay today?
The current surf forecast for Vazon Bay at 5PM is: 2.0m 15s primary swell from a West direction (forecast issued at 11:00am December 13). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 8ft (2.5m) | 16s |
| Afternoon (13 Dec) | 7ft (2.1m) | 16s |
| Evening (13 Dec) | 5.5ft (1.7m) | 14s |
Table - waves today at Vazon Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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) (?) | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3342 | 2627 | 2109 | 1534 | 1163 | 998 | 780 | 848 | 928 | 1074 | 1091 | 1268 | 1420 | 1607 | 1487 | 1604 | 1604 | 1483 | 1389 | 1442 | 1647 | 2066 | 1793 | 1653 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | cross | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on |
High Tide / height (m) | 1:10PM 5.98 | 1:54AM 5.87 | 2:20PM 5.90 | 2:57AM 5.99 | 3:20PM 6.01 | 3:49AM 6.21 | ||||||||||||||||||
Low Tide / height (m) | 6:58AM 2.59 | 7:34PM 2.40 | 8:06AM 2.65 | 8:38PM 2.44 | 9:11AM 2.53 | 9:35PM 2.33 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | 7:56 | - | - | - | - | - | - | - | 7:58 | - | - | - | - | - | - | - | 7:58 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:10 | - | - | - | - | - |
 | | |  | |  | | |  | | | |  | | | | |  | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 12 | 12 | 13 | 12 | 13 | 12 | 12 | 12 | 11 | 11 |
| Feels °C (?) | 10 | 10 | 9 | 7 | 6 | 6 | 5 | 3 | 3 | 2 | 3 | 4 | 2 | 3 | 3 | 3 | 5 | 5 | 6 | 4 | 4 | 5 | 6 | 7 |
- 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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