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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 12 pm Thursday 23 Apr 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
16.1° 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: 2.0m 11s primary swell from a West direction and 0.6m 11s secondary swell from a Northwest direction (forecast issued at 12:00pm April 23). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 5ft (1.6m) | 10s |
| Afternoon (23 Apr) | 6ft (1.9m) | 11s |
| Evening (23 Apr) | 6.5ft (2.0m) | 11s |
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 Sat morning, min 14°C on Thu night). Winds decreasing (fresh winds from the NW on Sat afternoon, calm by Sat night). | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 10 | W 11 | W 12 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 9 | W 9 | W 9 | W 9 | WNW 9 | WNW 8 | WNW 8 | |
551 | 646 | 1084 | 1087 | 828 | 798 | 676 | 676 | 669 | 669 | 598 | 586 | 610 | 449 | 384 | 399 | 334 | 254 | 203 | 165 | 162 | 129 | 120 | 92 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | off | glassy | |
High Tide | 8:00AM2.70m | 8:26PM2.89m | 9:25AM2.57m | 9:52PM2.82m | 10:54AM2.60m | 11:15PM2.88m | ||||||||||||||||||
Low Tide | 1:54PM1.32m | 3:03AM1.20m | 3:26PM1.43m | 4:37AM1.21m | 4:58PM1.39m | 5:52AM1.10m | ||||||||||||||||||
 |  | | |  | | |  | | | | |  | | | | | | | | | | | | |
 | 6:50 | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — |
 | — | — | — | 8:17 | — | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:20 | — | — | — | 8:21 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 16 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 16 | 18 | 18 | 17 | 18 | 16 | 16 | 15 |
14 | 14 | 13 | 12 | 12 | 13 | 14 | 13 | 16 | 15 | 14 | 12 | 13 | 13 | 13 | 13 | 15 | 16 | 13 | 13 | 15 | 13 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 11 | W 12 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 9 | W 9 | W 9 | W 9 | NW 6 | WNW 8 | WNW 8 |
 kJ | 551 | 646 | 1084 | 1087 | 828 | 798 | 676 | 676 | 669 | 669 | 598 | 586 | 610 | 449 | 384 | 399 | 334 | 254 | 203 | 165 | 162 | 54 | 120 | 92 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | WSW 14 | NW 11 | NW 11 | S 12 | S 12 | S 12 | S 12 | S 12 | — | — | — | — | — | — | — | — | — | — | WNW 9 | NW 6 | NW 6 |
| kJ | 141 | 87 | 68 | 40 | 77 | 72 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | 129 | 31 | 33 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 13 | — | — | — | — | S 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NW 4 | NW 4 | NNW 4 | NNW 4 | — | NW 5 | NW 4 | NW 5 | NW 6 | NW 6 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 6 | 12 | 14 | 11 | 12 | — | 19 | 29 | 100 | 104 | 86 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 47 | 101 | 106 | 89 | 89 | 10 | 0 | 0 | 0 | 73 | 101 | 89 | 20 | 8 | 0 | 0 | 0 | 81 | 279 | 98 | 20 | 8 | 0 | 0 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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