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Praia dos Aivados surfForecast / Alentejo / Portugal
12 Day Weather and Surf, issued 6 pm Saturday 25 Oct 2025 WEST
Best Forecast Surf Conditions for Praia dos Aivados this week:
The surf forecast for Praia dos Aivados over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 26) at 3AM. The primary swell is predicted to be 0.5m and 13s period with a secondary swell of 0.7m and 9s. Another secondary swell of 0.7m and 7s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Praia dos Aivados in the next 12 days are 3.5m 12s and forecast to arrive on Saturday (Nov 01) at 6AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Saturday (Nov 01) at 6AM.
| Wave Type | Time (WEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sun 26th Oct) | 1.5ft (0.5m) 13s |
| Best Surf | 6AM (Sat 1st Nov) | 11ft (3.5m) 12s |
| Most Powerful | 6AM (Sat 1st Nov) | 11ft (3.5m) 12s |
Table - best surf conditions forecast for Praia dos Aivados over the next 12 days.
Short Range Forecast Moderate rain (total 14mm), heaviest on Mon night. Warm (max 23°C on Tue morning, min 17°C on Mon night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 21mm), heaviest during Tue night. Warm (max 22°C on Tue afternoon, min 16°C on Thu night). Winds increasing (calm on Wed afternoon, strong winds from the SW by Thu morning). | ||||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 11 | 12 | 10 | 11 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 180 | 135 | 220 | 221 | 290 | 192 | 133 | 68 | 54 | 51 | 107 | 135 | 141 | 130 | 450 | 540 | 350 | 1047 | 1525 | 947 | 2673 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | glass | glass | glass | off | cross- off | cross- off | cross- off | off | off | off | cross- off | on | off | cross- on | cross | off | cross- off | off | off | ||
High Tide / height (m) | 5:15PM 2.35 | 5:28AM 2.43 | 5:50PM 2.19 | 6:07AM 2.28 | 6:33PM 2.03 | 6:57AM 2.15 | 7:33PM 1.90 | 8:06AM 2.06 | 8:58PM 1.85 | 9:31AM 2.08 | 10:25PM 1.94 | 10:45AM 2.21 | 11:30PM 2.13 | 11:44AM 2.42 | |||||||||
Low Tide / height (m) | 11:12PM 0.61 | 11:40AM 0.64 | 11:47PM 0.76 | 12:23PM 0.80 | 12:30AM 0.90 | 1:18PM 0.94 | 1:30AM 1.02 | 2:37PM 1.00 | 2:54AM 1.07 | 4:06PM 0.93 | 4:21AM 0.99 | 5:15PM 0.74 | 5:28AM 0.81 | ||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | |||||||||||||||||
| Sunrise | - | - | 7:52 | - | - | 7:54 | - | - | 7:54 | - | - | 7:56 | - | - | 7:56 | - | - | 7:58 | - | - | 7:58 | ||
| Sunset | 6:45 | - | - | 6:44 | - | - | 6:43 | - | - | 6:40 | - | - | 6:39 | - | - | 6:38 | - | - | 6:37 | - | - | ||
 |  |  | |  | |  |  |  |  | |  | | | | |  | | | | | |||
Rain (mm) | - | 1 | - | - | - | - | - | 5 | 8 | 4 | 7 | 1 | - | - | 6 | 3 | - | - | - | - | - | ||
| Temp. °C | 22 | 20 | 20 | 21 | 20 | 22 | 21 | 19 | 23 | 22 | 18 | 20 | 20 | 18 | 20 | 18 | 17 | 19 | 20 | 19 | 22 | ||
| Feels °C (?) | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 20 | 22 | 21 | 17 | 19 | 19 | 19 | 14 | 13 | 13 | 15 | 16 | 16 | 18 | ||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Alentejo
Continuing clean conditions at Praia dos Aivados (light winds from the SSW at ASCATC351E38N 62 km from Praia dos Aivados). 1.2m 11s groundswell from the NNW with a 0.9m 10s swell from the W and a 0.5m 15s groundswell from the NNW. 3 swells combining to make bigger set waves.
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Praia dos Aivados surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Praia dos Aivados Surf forecast
The above surf forecast table for Praia dos Aivados provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Praia dos Aivados can be found by selecting the local surf guide option on the grey menu. Our Praia dos Aivados surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Praia dos Aivados) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Praia dos Aivados may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Praia dos Aivados is 19 km (12 miles) from Sines. If you plan a holiday in Portugal - Alentejo, look for hotels and other accommodation in Sines. Sines has rooms for a wide range of budgets as well as car hire and transport links.
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