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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 pm Thursday 14 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
17.0° C
(Which is normal for this time of year)How big are the waves at Cabo de Sines today?
The current surf forecast for Cabo de Sines at 11PM is: 1.9m 7s primary swell from a North-northwest direction and 0.4m 14s secondary swell from a Northwest direction, 0.1m 13s secondary swell from a Southwest direction (forecast issued at 06:00pm May 14). The wind direction is predicted to be cross-offshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | - | - |
| Afternoon (14 May) | 0.5ft (0.2m) | 11s |
| Evening (14 May) | 6ft (1.9m) | 7s |
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. Very mild (max 18°C on Fri afternoon, min 13°C on Fri night). Winds decreasing (strong winds from the NNW on Fri afternoon, light winds from the NW by Sat morning). | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 11 | NNW 6 | NNW 7 | NW 8 | NNW 8 | NNW 8 | NNW 8 | NW 8 | NW 7 | NW 7 | NNW 7 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NW 9 | NW 9 | NW 6 | NW 6 | NW 8 | NW 9 | NW 9 | NW 8 | WNW 12 | |
12 | 295 | 352 | 358 | 425 | 545 | 558 | 602 | 524 | 495 | 513 | 575 | 623 | 578 | 666 | 437 | 525 | 301 | 261 | 276 | 275 | 243 | 156 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 1:31PM3.17m | 1:49AM3.29m | 2:15PM3.35m | 2:35AM3.38m | 2:58PM3.48m | 3:21AM3.41m | ||||||||||||||||||
Low Tide | 7:35PM0.80m | 7:58AM0.65m | 8:20PM0.63m | 8:40AM0.56m | 9:05PM0.52m | 9:23AM0.55m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | |  | |  |  | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — |
 | — | 8:37 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | 8:39 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 14 | 14 | 14 | 14 | 15 | 17 | 18 | 17 | 15 | 14 | 13 | 13 | 15 | 17 | 18 | 17 | 15 | 14 | 14 | 14 | 15 | 16 |
10 | 11 | 8 | 8 | 8 | 7 | 8 | 11 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 13 | 12 | 11 | 9 | 9 | 10 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | NNW 14 | NW 13 | NNW 13 | S 13 | NNW 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | NW 9 | S 12 | — | W 16 | W 15 | NW 14 | NW 14 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 12 | 11 | 19 | 46 | 66 | 3 | 98 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 528 | 3 | — | 5 | 4 | 8 | 7 | 17 | 17 | 14 |
Swell 2 Height (m) Direction Period (s) | SW 13 | NW 15 | SW 13 | SW 13 | SW 13 | S 13 | S 13 | S 12 | — | — | — | — | — | — | S 12 | — | — | — | — | — | — | W 18 | NW 18 | NW 16 |
| kJ | 7 | 9 | 7 | 7 | 7 | 3 | 3 | 3 | — | — | — | — | — | — | 3 | — | — | — | — | — | — | 6 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | NW 16 | SW 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NNW 6 | NNW 7 | NW 8 | NNW 8 | NNW 8 | NNW 8 | NW 8 | NW 7 | NW 7 | NNW 7 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NW 9 | NW 9 | NW 6 | NW 6 | NW 8 | NW 9 | NW 9 | NW 8 | NW 5 |
| kJ | 111 | 295 | 352 | 358 | 425 | 545 | 558 | 602 | 524 | 495 | 513 | 575 | 623 | 578 | 666 | 437 | 525 | 301 | 261 | 276 | 275 | 243 | 156 | 83 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 948 | 948 | 417 | 417 | 627 | 627 | 627 | 683 | 683 | 681 | 278 | 273 | 259 | 98 | 113 | 113 | 598 | 598 | 374 | 374 | 279 | 81 | 514 | 643 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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