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:
Supertubos surfForecast / Peniche / Portugal
48hr Weather and Surf, issued 5 pm Thursday 11 Dec 2025 WETForecast update in hr min s Forecast update imminent
Supertubos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Supertubos sea temperature is
15.6° C
(Which is slightly cooler than normal)How big are the waves at Supertubos today?
The current surf forecast for Supertubos at 10PM is: 2.4m 13s primary swell from a West-northwest direction and 0.6m 21s secondary swell from a Northwest direction (forecast issued at 05:00pm December 11). The wind direction is predicted to be cross-shore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 8ft (2.4m) | 13s |
| Evening (11 Dec) | 7.5ft (2.3m) | 13s |
Table - waves today at Supertubos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 16 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1846 | 1527 | 1783 | 2421 | 3055 | 2866 | 7436 | 10023 | 17873 | 20851 | 19082 | 18023 | 16033 | 13931 | 12065 | 9472 | 7267 | 6080 | 4957 | 3619 | 3240 | 2886 | 2012 | 1730 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross | off | cross- off | cross- off | off | cross- off | off | cross- off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 8:15PM 2.59 | 8:33AM 2.83 | 9:24PM 2.55 | 9:41AM 2.76 | 10:27PM 2.59 | 10:44AM 2.74 | ||||||||||||||||||
Low Tide / height (m) | 2:02PM 1.06 | 2:11AM 1.31 | 3:10PM 1.14 | 3:25AM 1.35 | 4:14PM 1.17 | 4:33AM 1.31 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:48 | - | - | - | - | - | - | - | 7:48 | - |
| Sunset | 5:14 | - | - | - | - | - | - | - | 5:14 | - | - | - | - | - | - | - | 5:14 | - | - | - | - | - | - | - |
 |  |  | | | |  | | | | |  | | |  |  | |  | | | | | | | |
Rain (mm) | - | - | 1 | - | 2 | 4 | 1 | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 11 | 13 | 15 | 15 | 16 | 15 | 15 | 14 | 13 | 12 | 12 | 15 |
| Feels °C (?) | 11 | 11 | 10 | 6 | 6 | 10 | 10 | 9 | 9 | 6 | 7 | 9 | 8 | 10 | 11 | 11 | 12 | 11 | 12 | 11 | 9 | 8 | 7 | 11 |
- 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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