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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 12 pm Wednesday 06 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
17.1° 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 9PM is: 0.2m 8s primary swell from a West direction and 0.1m 9s secondary swell from a West direction (forecast issued at 12:00pm May 06). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 3.5ft (1.1m) | 8s |
| Afternoon (06 May) | 4ft (1.2m) | 8s |
| Evening (06 May) | 0.5ft (0.2m) | 8s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Fri night. Very mild (max 18°C on Fri morning, min 13°C on Wed night). Winds increasing (calm on Thu night, strong winds from the S by Fri night). | ||||||||||||||||||||||||
Wed 6 | Thursday 7 | Friday 8 | Sat 9 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 8 | NW 8 | NW 8 | W 8 | W 8 | W 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NNW 7 | NW 7 | NW 9 | NW 9 | NW 9 | NW 8 | WNW 15 | WNW 15 | SSW 6 | SSW 6 | SW 7 | SW 8 | WSW 8 | |
162 | 138 | 222 | 10 | 5 | 6 | 136 | 110 | 79 | 64 | 52 | 20 | 14 | 65 | 20 | 25 | 35 | 42 | 42 | 107 | 155 | 332 | 598 | 307 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | glassy | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 6:08PM2.90m | 6:36AM2.61m | 6:53PM2.77m | 7:29AM2.50m | 7:49PM2.67m | |||||||||||||||||||
Low Tide | 11:41AM1.20m | 00:18AM1.20m | 12:22PM1.34m | 1:07AM1.32m | 1:14PM1.46m | 2:11AM1.41m | ||||||||||||||||||
 | | | |  |  |  | | |  |  | | | | | | | | | | |  |  |  | |
 | 6:33 | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — |
 | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | — | 8:32 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | 1 | |
Temp °C | 15 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 15 | 16 | 16 | 15 | 15 | 15 | 14 | 13 | 15 | 18 | 18 | 18 | 16 | 15 | 15 | 15 |
12 | 12 | 10 | 9 | 10 | 10 | 9 | 10 | 13 | 13 | 12 | 11 | 12 | 14 | 12 | 10 | 11 | 14 | 12 | 12 | 11 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | NW 8 | WSW 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | NNW 10 | NNW 10 | NNW 10 | NNW 7 | NW 7 | NW 9 | NW 7 | WNW 6 | NW 8 | NW 8 | NW 8 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WSW 8 |
 kJ | 162 | 11 | 4 | 4 | 5 | 6 | 5 | 5 | 11 | 10 | 10 | 20 | 13 | 65 | 15 | 17 | 35 | 34 | 17 | 39 | 70 | 69 | 99 | 307 |
Swell 2 Height (m) Direction Period (s) | WSW 8 | S 16 | W 9 | W 9 | W 9 | S 15 | NW 11 | NW 11 | W 8 | W 8 | W 8 | NNW 10 | NW 9 | W 8 | NW 9 | NW 9 | WNW 16 | WNW 15 | WNW 15 | NW 8 | NNW 8 | NNW 8 | NNW 8 | WNW 12 |
| kJ | 11 | 5 | 2 | 2 | 2 | 4 | 5 | 5 | 5 | 5 | 1 | 9 | 14 | 1 | 20 | 19 | 24 | 42 | 42 | 16 | 6 | 6 | 6 | 119 |
Swell 3 Height (m) Direction Period (s) | — | S 16 | SW 16 | SW 16 | S 15 | — | S 15 | S 15 | SW 15 | SW 14 | SW 14 | W 8 | W 8 | W 17 | NW 16 | WNW 16 | SW 13 | SW 13 | SW 13 | SW 13 | S 13 | S 13 | N 15 | NW 8 |
| kJ | — | 5 | 10 | 10 | 4 | — | 4 | 4 | 8 | 8 | 8 | 1 | 1 | 6 | 10 | 25 | 7 | 7 | 7 | 7 | 3 | 3 | 4 | 2 |
Wind waves Height (m) Direction Period (s) | — | NW 8 | NW 8 | NW 5 | NW 6 | NW 5 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | WNW 4 | WNW 4 | — | — | — | S 3 | S 3 | SSW 4 | SSW 6 | SSW 6 | SW 7 | SW 8 | SSW 7 |
| kJ | — | 138 | 222 | 140 | 133 | 79 | 136 | 110 | 79 | 64 | 52 | 11 | 6 | — | — | — | 2 | 6 | 24 | 107 | 155 | 332 | 598 | 258 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 297 | 761 | 761 | 644 | 472 | 356 | 81 | 8 | 0 | 104 | 519 | 563 | 472 | 0 | 13 | 9 | 19 | 162 | 163 | 19 | 162 | 195 | 290 | 583 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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