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:
Meia Praia surfForecast / Algarve / Portugal
48hr Weather and Surf, issued 5 pm Thursday 11 Dec 2025 WETForecast update in hr min s Forecast update imminent
Meia Praia surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Meia Praia sea temperature is
16.6° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Meia Praia today?
The current surf forecast for Meia Praia at 10PM is: 0.5m 4s primary swell from a Southeast direction and 0.5m 4s secondary swell from a Southeast direction (forecast issued at 05:00pm December 11). An open ocean swell of 1.8m 13s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 2.5ft (0.8m) | 5s |
| Evening (11 Dec) | 2ft (0.6m) | 5s |
Table - waves today at Meia Praia. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 5 | 4 | 4 | 4 | 13 | 13 | 16 | 4 | 4 | 5 | 5 | 5 | 5 | 6 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 20 | 13 | 7 | 6 | 4 | 0 | 0 | 0 | 14 | 25 | 31 | 33 | 37 | 37 | 73 | 498 | 813 | 411 | 371 | 302 | 288 | 238 | 187 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | glass | cross- off | glass | cross | on | cross- on | cross- on | on | on | cross- on | cross | cross | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross- on | cross- on |
High Tide / height (m) | 7:49PM 2.58 | 8:09AM 2.79 | 8:57PM 2.55 | 9:17AM 2.72 | 10:01PM 2.59 | 10:20AM 2.71 | ||||||||||||||||||
Low Tide / height (m) | 1:37PM 1.14 | 1:49AM 1.36 | 2:47PM 1.22 | 3:03AM 1.39 | 3:51PM 1.23 | 4:11AM 1.35 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - |
| Sunset | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - |
 |  |  | |  | |  | | | | | | | |  |  | |  | | | | | | | |
Rain (mm) | - | - | 1 | 1 | - | 1 | 5 | 3 | 2 | 2 | 2 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 15 | 15 | 14 | 14 | 14 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 17 | 18 | 16 | 15 | 14 | 14 | 13 | 13 | 16 |
| Feels °C (?) | 13 | 14 | 15 | 13 | 14 | 12 | 9 | 9 | 11 | 12 | 9 | 9 | 9 | 8 | 10 | 12 | 14 | 13 | 11 | 11 | 11 | 10 | 10 | 14 |
- 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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