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 11 pm Saturday 13 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
20.7° C
(Which is 1.0°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 4AM is: 0.6m 11s primary swell from a West-northwest direction (forecast issued at 11:00pm December 13). An open ocean swell of 1.5m 14s is not directed at the surf break, a second open ocean swell of 2.2m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 1.5ft (0.5m) | 11s |
| Afternoon (14 Dec) | 1.5ft (0.5m) | 11s |
| Evening (14 Dec) | 1.5ft (0.4m) | 11s |
Table - waves today at Praia Formosa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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) (?) | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 142 | 102 | 102 | 97 | 68 | 68 | 66 | 38 | 37 | 35 | 511 | 548 | 581 | 581 | 612 | 561 | 1011 | 1127 | 1266 | 1209 | 1208 | 960 | 875 | 822 |
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 | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 9:31PM 1.51 | 9:46AM 1.60 | 10:26PM 1.58 | 10:40AM 1.60 | 11:12PM 1.66 | 11:28AM 1.64 | ||||||||||||||||||
Low Tide / height (m) | 3:33AM 0.67 | 4:08PM 0.55 | 4:32AM 0.62 | 4:54PM 0.51 | 5:21AM 0.54 | 5:35PM 0.47 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:02 |
 | | | |  |  | |  |  | | | | | |  | | | | | | |  | | | |
Rain (mm) | 2 | 2 | 2 | 2 | 2 | 1 | 1 | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 19 | 19 | 17 | 17 | 15 | 15 | 15 | 15 | 17 | 17 | 16 |
| Feels °C (?) | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 17 | 15 | 16 | 15 | 15 | 17 | 17 | 16 | 14 | 12 | 12 | 12 | 12 | 15 | 15 | 14 |
- 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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