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 11 pm Thursday 11 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
29.0° C
(Which is slightly warmer than usual)How big are the waves at Shipwreck today?
The current surf forecast for Shipwreck at 6AM is: 0.6m 8s primary swell from a South direction and 0.3m 10s secondary swell from a South-southwest direction (forecast issued at 11:00pm December 11). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 2ft (0.6m) | 8s |
| Afternoon (12 Dec) | 2ft (0.6m) | 9s |
| Evening (12 Dec) | 2ft (0.6m) | 9s |
Table - waves today at Shipwreck. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| 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) (?) | 10 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 16 | 16 | 7 | 15 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 35 | 45 | 41 | 45 | 44 | 48 | 57 | 57 | 54 | 61 | 53 | 38 | 37 | 35 | 46 | 44 | 44 | 51 | 51 | 21 | 74 | 123 | 125 | 130 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | glass | cross- on | cross- on | on | on | on | cross- on | cross- on | glass | cross- on | on | on | on | cross- on | cross- on | cross- on | glass | glass | cross- on | cross- on |
High Tide / height (m) | 12:31AM 1.18 | 1:19PM 0.91 | 1:30AM 1.12 | 2:28PM 0.94 | 2:25AM 1.08 | 3:27PM 0.98 | ||||||||||||||||||
Low Tide / height (m) | 7:05AM 0.37 | 6:46PM 0.46 | 8:06AM 0.37 | 7:58PM 0.50 | 8:58AM 0.34 | |||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 |
 |  |  | |  | |  |  | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | 1 | 4 | 5 | 2 | - | - | - | - | 1 | 3 | 10 | 2 | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 |
| Feels °C (?) | 30 | 29 | 29 | 29 | 31 | 30 | 29 | 29 | 29 | 29 | 29 | 28 | 30 | 26 | 27 | 29 | 29 | 28 | 28 | 29 | 30 | 30 | 29 | 29 |
- 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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