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:
Shipwreck surfForecast / Liberia / Liberia
48hr Weather and Surf, issued 5 am Tuesday 16 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Shipwreck surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shipwreck sea temperature is
28.8° C
(Which is normal for this time of year)How big are the waves at Shipwreck today?
The current surf forecast for Shipwreck at 10AM is: 0.6m 12s primary swell from a South-southwest direction and 0.7m 7s secondary swell from a South direction (forecast issued at 05:00am December 16). The wind direction is predicted to be offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 2ft (0.6m) | 12s |
| Afternoon (16 Dec) | 2ft (0.6m) | 12s |
| Evening (16 Dec) | 2ft (0.6m) | 12s |
Table - waves today at Shipwreck. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 14 | 11 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 127 | 121 | 113 | 113 | 113 | 113 | 113 | 113 | 54 | 81 | 98 | 99 | 154 | 115 | 113 | 61 | 71 | 113 | 113 | 79 | 56 | 39 | 46 | 46 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | glass | on | cross- on | glass | cross- off | cross- off | off | glass | on | on | on | on | cross- on | glass | off | glass | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 4:02AM 1.03 | 4:57PM 1.07 | 4:45AM 1.02 | 5:35PM 1.11 | 5:26AM 1.03 | 6:11PM 1.15 | ||||||||||||||||||
Low Tide / height (m) | 10:22AM 0.26 | 10:50PM 0.43 | 10:59AM 0.21 | 11:32PM 0.38 | 11:35AM 0.17 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| Sunrise | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:32 | - | - |
 | |  |  | | | |  | |  |  | | |  | | | | | | | | | | | |
Rain (mm) | 2 | 3 | 1 | - | - | 1 | 1 | - | 2 | - | - | - | - | - | - | - | - | 1 | - | 1 | 1 | 1 | 1 | - |
| Temp. °C | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 27 | 26 | 25 | 25 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 28 | 28 | 28 | 28 | 31 | 30 | 29 | 31 | 29 | 27 | 27 | 30 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 |
- 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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