- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 12 am Tuesday 19 May 2026 WESTForecast update in hr min s Forecast update imminent
Cabo de Sines surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cabo de Sines sea temperature is
16.8° C
(Which is slightly cooler than normal)How big are the waves at Cabo de Sines today?
The current surf forecast for Cabo de Sines at 9AM is: 1.1m 11s primary swell from a Northwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00am May 19). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 3.5ft (1.1m) | 11s |
| Afternoon (19 May) | 3.5ft (1.0m) | 10s |
| Evening (19 May) | 3.5ft (1.1m) | 10s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 28°C on Thu morning, min 14°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | ||||||||||||||||||||||
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 | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 16 | WNW 14 | NW 14 | NW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | |
425 | 350 | 297 | 220 | 208 | 255 | 309 | 240 | 612 | 2082 | 2519 | 2344 | 2116 | 1830 | 1597 | 1320 | 967 | 864 | 722 | 636 | 509 | 458 | 419 | 412 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | off | off | off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | glassy | |
High Tide | 4:59AM3.26m | 5:18PM3.46m | 5:51AM3.11m | 6:10PM3.33m | 6:49AM2.93m | 7:09PM3.17m | ||||||||||||||||||
Low Tide | 10:41PM0.53m | 10:54AM0.72m | 11:32PM0.64m | 11:44AM0.88m | 00:29AM0.80m | 12:40PM1.06m | ||||||||||||||||||
 | |  | | | | |  | | | | | | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:42 | — | — | — | — | — | — | — | 8:43 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 14 | 16 | 18 | 18 | 17 | 18 | 17 | 16 | 16 | 21 | 26 | 25 | 23 | 22 | 23 | 22 | 22 | 24 | 28 | 28 | 27 | 26 |
12 | 12 | 13 | 15 | 16 | 15 | 13 | 15 | 15 | 14 | 13 | 19 | 24 | 22 | 21 | 21 | 22 | 19 | 19 | 22 | 26 | 25 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | WNW 14 | NW 10 | NW 10 | WNW 14 | NW 14 | NW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 425 | 350 | 297 | 220 | 208 | 255 | 41 | 240 | 373 | 2082 | 2519 | 2344 | 2116 | 1830 | 1597 | 1320 | 967 | 864 | 722 | 636 | 509 | 458 | 419 | 412 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | WNW 15 | WNW 15 | SW 15 | WNW 16 | WNW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | S 13 | S 8 | S 13 | WNW 15 |
| kJ | 10 | 10 | 10 | 10 | 21 | 21 | 9 | 104 | 612 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 14 | 5 | 14 | 22 |
Swell 3 Height (m) Direction Period (s) | — | W 16 | W 16 | W 15 | SW 16 | SW 15 | SW 15 | WNW 13 | SW 15 | SW 15 | — | — | — | — | — | — | — | — | — | — | W 14 | SW 13 | W 16 | S 4 |
| kJ | — | 5 | 5 | 4 | 10 | 9 | 9 | 35 | 9 | 8 | — | — | — | — | — | — | — | — | — | — | 4 | 7 | 5 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NW 10 | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 309 | 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 73 | 104 | 158 | 81 | 0 | 0 | 0 | 0 | 0 | 67 | 73 | 8 | 0 | 0 | 0 | 0 | 8 | 48 | 0 | 0 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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.
Nearest