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:
Miradouro surfForecast / Luanda / Angola
48hr Weather and Surf, issued 6 am Thursday 11 Dec 2025 WATForecast update in hr min s Forecast update imminent
Miradouro surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Miradouro sea temperature is
26.8° C
(Which is normal for this time of year)How big are the waves at Miradouro today?
The current surf forecast for Miradouro at 9AM is: 0.6m 11s primary swell from a Southwest direction and 0.4m 5s secondary swell from a Southwest direction (forecast issued at 06:00am December 11). The wind direction is predicted to be cross-shore.
| Time (WAT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 2ft (0.6m) | 11s |
| Afternoon (11 Dec) | 2ft (0.6m) | 11s |
| Evening (11 Dec) | 2ft (0.6m) | 11s |
Table - waves today at Miradouro. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 15 | 15 | 11 | 15 | 16 | 11 | 11 | 12 | 12 | 15 | 10 | 14 | 14 | 19 | 18 | 18 | 18 | 16 | 16 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 99 | 97 | 97 | 75 | 59 | 80 | 82 | 116 | 118 | 92 | 94 | 112 | 139 | 71 | 84 | 73 | 54 | 59 | 85 | 161 | 157 | 219 | 219 | 283 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross | on | on | on | cross- on | cross | cross | cross | cross | on | on | on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 8:24AM 1.10 | 9:37PM 1.16 | 9:29AM 1.03 | 10:38PM 1.15 | 10:40AM 0.99 | 11:34PM 1.16 | ||||||||||||||||||
Low Tide / height (m) | 2:54PM 0.28 | 3:42AM 0.53 | 3:50PM 0.34 | 4:50AM 0.52 | 4:48PM 0.38 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| Sunrise | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:21 | - | - | - |
 |  |  | |  |  | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 27 | 28 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 25 | 25 | 25 |
| Feels °C (?) | 30 | 29 | 29 | 30 | 30 | 29 | 28 | 28 | 28 | 28 | 30 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 28 | 27 | 25 | 26 | 27 |
- 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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