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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 am Monday 25 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
17.2° 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 11AM is: 0.9m 9s primary swell from a West-northwest direction and 0.5m 16s secondary swell from a Northwest direction (forecast issued at 06:00am May 25). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 3ft (0.9m) | 9s |
| Afternoon (25 May) | 2.5ft (0.8m) | 15s |
| Evening (25 May) | 4.5ft (1.4m) | 14s |
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 30°C on Tue morning, min 18°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 9 | WNW 9 | WNW 9 | NW 15 | NW 14 | WNW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | WNW 10 | WNW 10 | WNW 10 | |
127 | 127 | 127 | 181 | 301 | 635 | 642 | 700 | 746 | 723 | 609 | 549 | 531 | 522 | 522 | 414 | 400 | 320 | 273 | 268 | 224 | 189 | 127 | 171 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | glassy | cross-on | cross | cross | cross-off | glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross-off | off | cross-off | cross | cross-off | cross-off | cross | cross-on | cross | cross-off | cross | |
High Tide | 11:25AM2.72m | 11:42PM2.91m | 12:21PM2.82m | 00:37AM2.94m | 1:07PM2.93m | |||||||||||||||||||
Low Tide | 5:12AM1.12m | 5:30PM1.27m | 6:07AM1.08m | 6:26PM1.18m | 6:53AM1.03m | 7:13PM1.10m | ||||||||||||||||||
 |  | | | | | |  | |  | | |  | |  | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | 6:16 |
 | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | 8:49 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 18 | 22 | 25 | 22 | 20 | 20 | 21 | 23 | 22 | 25 | 30 | 27 | 25 | 25 | 25 | 24 | 23 | 27 | 29 | 25 | 23 | 20 | 21 |
18 | 17 | 21 | 23 | 20 | 18 | 20 | 21 | 21 | 20 | 22 | 28 | 23 | 23 | 23 | 22 | 21 | 20 | 25 | 26 | 21 | 20 | 17 | 19 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 127 | 127 | 127 | 127 | 145 | 635 | 642 | 700 | 746 | 723 | 609 | 549 | 531 | 522 | 522 | 414 | 400 | 320 | 273 | 268 | 224 | 189 | 127 | 171 |
Swell 2 Height (m) Direction Period (s) | S 12 | WNW 16 | NW 16 | NW 15 | NW 14 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 5 | S 5 | S 5 | S 4 | S 4 | S 4 | S 4 | S 4 | SSW 4 | S 4 | NW 13 | S 4 |
| kJ | 3 | 26 | 64 | 181 | 301 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 7 | 7 | 6 | 6 | 3 | 3 | 3 | 3 | 1 | 27 | 1 |
Swell 3 Height (m) Direction Period (s) | NW 18 | S 12 | SW 12 | S 12 | S 12 | SW 19 | SW 19 | S 19 | S 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | S 4 | SW 15 |
| kJ | 12 | 3 | 6 | 3 | 3 | 15 | 15 | 7 | 7 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 1 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NW 4 | NW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 14 | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 52 | 48 | 68 | 0 | 0 | 0 | 0 | 0 | 19 | 19 | 0 | 0 | 0 | 8 | 0 | 0 | 67 | 67 | 20 | 20 | 13 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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