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 11 pm Tuesday 16 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
16.1° C
(Which is slightly cooler than normal)Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 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) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 23 | 21 | 20 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | off | glass | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:31AM 2.37 | 12:51PM 2.31 | 1:09AM 2.47 | 1:30PM 2.37 | 1:46AM 2.55 | 2:07PM 2.42 | ||||||||||||||||||
Low Tide / height (m) | 6:15PM 0.67 | 6:42AM 0.63 | 6:53PM 0.60 | 7:20AM 0.54 | 7:30PM 0.54 | 7:57AM 0.46 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:46 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - |
 |  | | |  | |  | | | | | | | | |  | |  |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 16 | 15 | 1 | - | - | - |
| Temp. °C | 13 | 12 | 12 | 11 | 11 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 15 | 15 | 15 | 14 | 13 | 13 | 12 | 14 | 14 | 13 |
| Feels °C (?) | 5 | 6 | 7 | 8 | 8 | 10 | 11 | 12 | 11 | 12 | 10 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 8 | 9 | 8 | 8 |
- 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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