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Cabo de Sines surfForecast / Alentejo / Portugal
12 Day Weather and Surf, issued 12 am Monday 28 Apr 2025 WEST
Best Forecast Surf Conditions for Cabo de Sines this week:
The surf forecast for Cabo de Sines over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Apr 28) at 4AM. The primary swell is predicted to be 1.3m and 11s period with a secondary swell of 0.4m and 13s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Cabo de Sines in the next 12 days are 2.5m 9s and forecast to arrive on Friday (May 02) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Sunday (May 04) at 4AM.
| Wave Type | Time (WEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Mon 28th Apr) | 4.5ft (1.3m) 11s |
| Best Surf | 4AM (Thu 1st May) | 5ft (1.6m) 12s |
| Most Powerful | 7PM (Fri 2nd May) | 8ft (2.5m) 9s |
Table - best surf conditions forecast for Cabo de Sines over the next 12 days.
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | Fri 09 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 11 | 12 | 11 | 10 | 10 | 9 | 11 | 11 | 10 | 12 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 341 | 393 | 297 | 216 | 120 | 96 | 603 | 815 | 492 | 857 | 496 | 463 | 407 | 450 | 872 | 815 | 241 | 166 | 133 | 118 | 78 | 54 | 65 | 48 | 163 | 232 | 169 | 410 | 253 | 197 | 176 | 103 | 78 | 224 | 133 | 96 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | on | cross- off | cross | on | on | cross- on | on | cross | cross- off | cross- on | cross | cross- on | cross- on | cross- on | on | on | cross | cross- off | cross | cross- off | cross- off | cross | cross- off | cross- off | cross | cross- off | cross- off | cross | cross- off | off | cross | cross- off | cross- off | cross |
High Tide / height (m) | 3:25AM 3.61 | 3:48PM 3.61 | 4:10AM 3.54 | 4:31PM 3.58 | 4:56AM 3.38 | 5:16PM 3.47 | 5:45AM 3.16 | 6:05PM 3.29 | 6:39AM 2.91 | 6:59PM 3.08 | 7:42AM 2.68 | 8:05PM 2.89 | 8:59AM 2.53 | 9:23PM 2.77 | 10:24AM 2.50 | 10:44PM 2.76 | 11:38AM 2.59 | 11:52PM 2.82 | 12:32PM 2.72 | 12:44AM 2.91 | 1:15PM 2.85 | 1:26AM 3.00 | 1:50PM 2.97 | |||||||||||||
Low Tide / height (m) | 9:31AM 0.39 | 9:54PM 0.40 | 10:12AM 0.47 | 10:39PM 0.47 | 10:55AM 0.64 | 11:27PM 0.63 | 11:40AM 0.86 | 12:20AM 0.84 | 12:31PM 1.10 | 1:22AM 1.06 | 1:33PM 1.33 | 2:41AM 1.23 | 2:56PM 1.48 | 4:10AM 1.29 | 4:28PM 1.49 | 5:26AM 1.24 | 5:41PM 1.39 | 6:22AM 1.15 | 6:34PM 1.26 | 7:03AM 1.06 | 7:16PM 1.14 | 7:38AM 0.98 | ||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | Fri 09 | |||||||||||||||||||||||||
| Sunrise | - | 6:43 | - | - | 6:41 | - | - | 6:41 | - | - | 6:39 | - | - | 6:39 | - | - | 6:37 | - | - | 6:35 | - | - | 6:35 | - | - | 6:33 | - | - | 6:33 | - | - | 6:31 | - | - | 6:31 | - |
| Sunset | - | - | 8:22 | - | - | 8:22 | - | - | 8:23 | - | - | 8:24 | - | - | 8:25 | - | - | 8:27 | - | - | 8:28 | - | - | 8:29 | - | - | 8:30 | - | - | 8:30 | - | - | 8:31 | - | - | 8:32 |
 |  | |  |  | |  |  | | | | | | | | | | | | | | | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 23 | 23 | 17 | 20 | 18 | 15 | 16 | 17 | 15 | 18 | 17 | 16 | 19 | 19 | 16 | 17 | 17 | 15 | 16 | 17 | 16 | 17 | 18 | 17 | 18 | 18 | 17 | 20 | 19 | 19 | 23 | 21 | 18 | 21 | 22 |
| Feels °C (?) | 21 | 22 | 21 | 16 | 15 | 14 | 12 | 12 | 14 | 14 | 16 | 14 | 17 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 14 | 15 | 14 | 16 | 15 | 14 | 18 | 15 | 16 | 21 | 17 | 14 | 19 | 19 |
Short Range Forecast: Light rain (total 3mm), mostly falling on Tue night. Warm (max 23°C on Mon morning, min 14°C on Tue night). Winds increasing (calm on Sun night, fresh winds from the SSE by Tue morning). | Days 3-6 Weather Summary Mostly dry. Very mild (max 19°C on Fri morning, min 12°C on Wed night). Winds increasing (calm on Thu night, fresh winds from the SSW by Fri afternoon). | Days 6-9 Weather Summary Mostly dry. Very mild (max 18°C on Mon afternoon, min 13°C on Sun night). Wind will be generally light. | Long Range Forecast: Mostly dry. Warm (max 23°C on Thu morning, min 15°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cabo de Sines 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 Cabo de Sines Surf forecast
The above surf forecast table for Cabo de Sines provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Cabo de Sines can be found by selecting the local surf guide option on the grey menu. Our Cabo de Sines 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 (Cabo de Sines) 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 Cabo de Sines 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.
Cabo de Sines is 2 km (1 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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