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Praia dos Aivados surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 12 am Monday 18 Aug 2025 WEST
How big are the waves at Praia dos Aivados today?
The current surf forecast for Praia dos Aivados at 2AM is: 1.4m 6s primary swell from a Northwest direction and 0.4m 8s secondary swell from a Northwest direction, 0.1m 12s secondary swell from a South direction (forecast issued at 12:00am August 18). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 6s |
| Afternoon (18 Aug) | 4.5ft (1.3m) | 5s |
| Evening (18 Aug) | 5ft (1.6m) | 6s |
Table - waves today at Praia dos Aivados. (Swell directed towards the surf break)
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
| 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 | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 246 | 195 | 140 | 131 | 104 | 75 | 91 | 171 | 188 | 118 | 105 | 108 | 107 | 104 | 139 | 265 | 211 | 131 | 95 | 123 | 148 | 169 | 329 | 484 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:20PM 2.13 | 11:00AM 2.24 | 11:50PM 2.15 | 12:19PM 2.37 | 1:01AM 2.28 | 1:21PM 2.56 | ||||||||||||||||||
Low Tide / height (m) | 4:32AM 0.87 | 5:31PM 0.76 | 6:00AM 0.81 | 6:49PM 0.60 | 7:06AM 0.66 | |||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:54 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 |
 |  | |  |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 20 | 18 | 18 | 22 | 24 | 24 | 22 | 21 | 18 | 18 | 18 | 20 | 22 | 21 | 20 | 19 | 18 | 17 | 17 | 20 | 22 | 23 | 22 |
| Feels °C (?) | 20 | 17 | 16 | 17 | 20 | 22 | 21 | 19 | 18 | 16 | 17 | 17 | 18 | 19 | 17 | 16 | 17 | 17 | 15 | 15 | 18 | 19 | 19 | 18 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Alentejo
Recent cross-onshore wind has turned cross-shore at Praia dos Aivados (light winds from the WNW at Beja Air Foce Base Airport 86 km from Praia dos Aivados). 1.5m 6s windswell from the NW with a 0.4m 8s swell, also from the NW. 2 swells combining to make bigger set waves.
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