Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Praia dos Aivados surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 11 pm Sunday 21 Dec 2025 WETForecast update in hr min s Forecast update imminent
Praia dos Aivados surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia dos Aivados sea temperature is
16.0° C
(Which is slightly cooler than normal)How big are the waves at Praia dos Aivados today?
The current surf forecast for Praia dos Aivados at 7AM is: 4.0m 15s primary swell from a Northwest direction (forecast issued at 11:00pm December 21). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Dec) | 13ft (4.0m) | 15s |
| Afternoon (22 Dec) | 11ft (3.5m) | 15s |
| Evening (22 Dec) | 11ft (3.5m) | 14s |
Table - waves today at Praia dos Aivados. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||||||||||||
| 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) (?) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8242 | 7945 | 7444 | 7082 | 6512 | 6335 | 5841 | 5115 | 4586 | 4097 | 3271 | 2800 | 2248 | 1982 | 1801 | 1524 | 1356 | 1264 | 1121 | 963 | 804 | 690 | 703 | 792 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | on | on | glass | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:31AM 2.68 | 3:51PM 2.43 | 4:06AM 2.67 | 4:27PM 2.38 | 4:43AM 2.64 | 5:06PM 2.33 | ||||||||||||||||||
Low Tide / height (m) | 9:12PM 0.44 | 9:43AM 0.40 | 9:47PM 0.45 | 10:20AM 0.43 | 10:23PM 0.49 | 10:59AM 0.47 | ||||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:48 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:19 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:21 | - |
 |  | |  |  |  |  | |  | | | | |  | | | | | | |  | | |  | |
Rain (mm) | 1 | - | - | - | 1 | 1 | - | - | 1 | 2 | - | - | 2 | 3 | 3 | 1 | - | - | 1 | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 15 | 15 | 13 | 12 | 11 | 10 | 9 | 9 | 11 | 13 | 11 |
| Feels °C (?) | 6 | 7 | 7 | 7 | 8 | 8 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 10 | 9 | 10 | 8 | 7 | 5 | 8 | 9 | 7 |
- 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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