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:
Praia Formosa surfForecast / Madeira / Portugal
48hr Weather and Surf, issued 5 pm Friday 12 Dec 2025 WETForecast update in hr min s Forecast update imminent
Praia Formosa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia Formosa sea temperature is
20.9° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Praia Formosa today?
The current surf forecast for Praia Formosa at 11PM is: 0.4m 13s primary swell from a West-northwest direction (forecast issued at 05:00pm December 12). An open ocean swell of 3.0m 18s is not directed at the surf break, a second open ocean swell of 2.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | - | - |
| Afternoon (12 Dec) | 0.5ft (0.1m) | 13s |
| Evening (12 Dec) | 0.5ft (0.1m) | 13s |
Table - waves today at Praia Formosa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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 | 21 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 13 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 17 | 3 | 58 | 447 | 356 | 160 | 173 | 112 | 106 | 107 | 102 | 102 | 97 | 68 | 61 | 66 | 38 | 35 | 451 | 518 | 548 | 581 | 581 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on |
High Tide / height (m) | 8:27PM 1.48 | 8:43AM 1.62 | 9:31PM 1.51 | 9:46AM 1.60 | 10:26PM 1.58 | 10:40AM 1.60 | ||||||||||||||||||
Low Tide / height (m) | 2:12PM 0.55 | 2:24AM 0.68 | 3:14PM 0.56 | 3:33AM 0.67 | 4:08PM 0.55 | 4:32AM 0.62 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - |
| Sunset | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - |
 |  |  |  | | | |  | | | | | | | |  | | |  | | | |  | | |
Rain (mm) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | 2 | 3 | 1 | 2 | 2 | 1 | - | 1 | - | - | - | - | - | - | - |
| Temp. °C | 16 | 15 | 15 | 16 | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 19 |
| Feels °C (?) | 8 | 7 | 7 | 6 | 5 | 8 | 10 | 10 | 11 | 12 | 13 | 14 | 14 | 15 | 15 | 17 | 18 | 16 | 16 | 15 | 15 | 16 | 15 | 17 |
- 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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