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 Thursday 11 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
21.0° 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 9PM is: 0.9m 11s primary swell from a West-northwest direction and 0.4m 4s secondary swell from a West-southwest direction (forecast issued at 05:00pm December 11). An open ocean swell of 0.7m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 3.5ft (1.0m) | 11s |
| Evening (11 Dec) | 3ft (0.9m) | 11s |
Table - waves today at Praia Formosa. (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) (?) | 11 | 11 | 11 | 11 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 268 | 209 | 217 | 161 | 520 | 3 | 1578 | 13 | 3 | 3 | 411 | 161 | 424 | 229 | 202 | 160 | 113 | 106 | 111 | 102 | 66 | 70 | 68 | 59 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | 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- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:19PM 1.49 | 7:37AM 1.69 | 8:27PM 1.48 | 8:43AM 1.62 | 9:31PM 1.51 | 9:46AM 1.60 | ||||||||||||||||||
Low Tide / height (m) | 1:07PM 0.49 | 1:11AM 0.64 | 2:12PM 0.55 | 2:24AM 0.68 | 3:14PM 0.56 | 3:33AM 0.67 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:58 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - |
| Sunset | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - |
 |  |  |  |  | | | |  | | | |  | | |  | | | | | | | | | |
Rain (mm) | - | 1 | - | 1 | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | 1 | 1 | 1 | 2 | 2 | 1 | 1 |
| Temp. °C | 17 | 16 | 17 | 18 | 16 | 15 | 16 | 15 | 15 | 15 | 14 | 16 | 15 | 14 | 15 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 17 | 18 |
| Feels °C (?) | 15 | 15 | 16 | 16 | 12 | 11 | 11 | 10 | 8 | 8 | 7 | 7 | 8 | 8 | 6 | 10 | 11 | 13 | 13 | 15 | 14 | 14 | 15 | 17 |
- 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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