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 da Foz Cabo Espichel Sesimbra surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 11 pm Friday 12 Dec 2025 WETForecast update in hr min s Forecast update imminent
Praia da Foz Cabo Espichel Sesimbra surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia da Foz Cabo Espichel Sesimbra sea temperature is
15.9° C
(Which is slightly cooler than normal)How big are the waves at Praia da Foz Cabo Espichel Sesimbra today?
The current surf forecast for Praia da Foz Cabo Espichel Sesimbra at 7AM is: 3.5m 17s primary swell from a West-northwest direction (forecast issued at 11:00pm December 12). The wind direction is predicted to be cross-offshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 11ft (3.5m) | 17s |
| Afternoon (13 Dec) | 10ft (3.0m) | 16s |
| Evening (13 Dec) | 8ft (2.5m) | 16s |
Table - waves today at Praia da Foz Cabo Espichel Sesimbra. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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) (?) | 19 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 10555 | 9459 | 8649 | 7848 | 7400 | 5701 | 4367 | 3504 | 2911 | 2082 | 1644 | 1408 | 1161 | 918 | 918 | 932 | 1093 | 1332 | 1422 | 1318 | 1428 | 1208 | 1190 | 998 |
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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross- on | cross- off |
High Tide / height (m) | 9:14PM 2.56 | 9:33AM 2.75 | 10:18PM 2.60 | 10:35AM 2.73 | 11:12PM 2.68 | 11:29AM 2.75 | ||||||||||||||||||
Low Tide / height (m) | 3:17AM 1.40 | 4:07PM 1.25 | 4:25AM 1.37 | 5:01PM 1.22 | 5:22AM 1.29 | 5:47PM 1.18 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:46 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - |
 | |  | |  |  |  |  | | | | | | | | |  | | | | | |  | | |
Rain (mm) | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 1 |
| Temp. °C | 12 | 12 | 13 | 13 | 12 | 14 | 16 | 16 | 14 | 13 | 11 | 11 | 10 | 13 | 16 | 15 | 13 | 12 | 11 | 11 | 12 | 15 | 14 | 13 |
| Feels °C (?) | 8 | 7 | 8 | 8 | 6 | 8 | 11 | 11 | 9 | 8 | 6 | 6 | 5 | 8 | 13 | 12 | 10 | 9 | 9 | 9 | 11 | 11 | 9 | 7 |
- 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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