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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 am Tuesday 16 Sep 2025 WEST
How big are the waves at Cabo de Sines today?
The current surf forecast for Cabo de Sines at 12PM is: 2.1m 13s primary swell from a Northwest direction (forecast issued at 06:00am September 16). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 7ft (2.2m) | 13s |
| Afternoon (16 Sep) | 7ft (2.1m) | 12s |
| Evening (16 Sep) | 6.5ft (2.0m) | 12s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| 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 | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 13 | 12 | 12 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 1791 | 1583 | 1558 | 1302 | 1240 | 1240 | 1042 | 928 | 726 | 584 | 520 | 411 | 312 | 296 | 233 | 232 | 216 | 254 | 425 | 377 | 410 | 364 | 320 | 314 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | cross | cross | cross | glass | cross- off | cross- off | off | cross | cross- on | cross- on | glass | cross- on | cross | glass | glass | cross- on | cross | cross | glass | glass |
High Tide / height (m) | 11:00AM 2.74 | 12:00AM 2.60 | 12:21PM 2.89 | 1:06AM 2.77 | 1:19PM 3.09 | |||||||||||||||||||
Low Tide / height (m) | 4:34AM 1.48 | 5:43PM 1.25 | 6:04AM 1.36 | 6:53PM 1.07 | 7:05AM 1.18 | 7:42PM 0.89 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| Sunrise | - | - | 7:16 | - | - | - | - | - | - | - | 7:18 | - | - | - | - | - | - | - | 7:18 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:40 | - | - | - | - | - | - | - | 7:38 | - | - |
 | |  | | | | | | | | | | | | | |  | |  | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 17 | 19 | 26 | 25 | 24 | 23 | 23 | 22 | 22 | 25 | 29 | 26 | 23 | 23 | 23 | 24 | 24 | 27 | 27 | 24 | 23 | 22 | 22 |
| Feels °C (?) | 14 | 15 | 17 | 24 | 22 | 22 | 22 | 22 | 20 | 20 | 23 | 27 | 23 | 21 | 22 | 21 | 22 | 23 | 26 | 25 | 23 | 24 | 24 | 24 |
- 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)
Recent Eyeball Surf Reports for Alentejo
The wind is still cross-off at Cabo de Sines (moderate winds from the NNW at Sines/Montes Chaos 4 km from Cabo de Sines). A 2.2m groundswell from the NW
1 h 33 min ago
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