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:
Troia surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 5 pm Saturday 13 Dec 2025 WETForecast update in hr min s Forecast update imminent
Troia surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Troia sea temperature is
16.4° C
(Which is normal for this time of year)Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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) (?) | 16 | 16 | 16 | 15 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 3 | 4 | 5 | 13 | 13 | 13 | 10 | 12 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 18 | 65 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | cross- off | glass | cross- on | on | on | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 10:07PM 2.09 | 10:25AM 2.18 | 11:02PM 2.16 | 11:20AM 2.20 | 11:49PM 2.26 | |||||||||||||||||||
Low Tide / height (m) | 3:50PM 0.78 | 4:11AM 0.90 | 4:45PM 0.76 | 5:10AM 0.83 | 5:33PM 0.72 | 5:59AM 0.74 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - |
| Sunset | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - |
 |  | | |  | | | | | |  | | | |  |  | |  |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 5 | 7 | 1 | - | - | 2 | 2 |
| Temp. °C | 17 | 16 | 13 | 12 | 11 | 11 | 10 | 14 | 17 | 15 | 13 | 12 | 12 | 12 | 14 | 15 | 15 | 14 | 11 | 12 | 11 | 12 | 12 | 12 |
| Feels °C (?) | 14 | 12 | 9 | 8 | 6 | 7 | 6 | 10 | 14 | 12 | 11 | 10 | 11 | 11 | 12 | 11 | 11 | 9 | 7 | 8 | 7 | 7 | 4 | 2 |
- 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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