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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 am Wednesday 29 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
16.5° 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 11AM is: 1.2m 12s primary swell from a West-northwest direction and 0.3m 8s secondary swell from a West-northwest direction, 0.8m 6s secondary swell from a West-northwest direction (forecast issued at 06:00am April 29). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 3.5ft (1.1m) | 12s |
| Afternoon (29 Apr) | 3.5ft (1.1m) | 12s |
| Evening (29 Apr) | 3.5ft (1.0m) | 12s |
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 17°C on Thu morning, min 14°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
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 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NW 18 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | |
313 | 333 | 413 | 406 | 373 | 361 | 298 | 278 | 217 | 198 | 198 | 246 | 322 | 366 | 480 | 499 | 479 | 466 | 459 | 459 | 395 | 308 | 295 | 290 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross | cross-on | on | cross-on | cross-on | cross-on | cross | glassy | glassy | glassy | cross-on | cross | cross | cross | cross | |
High Tide | 1:55AM3.19m | 2:18PM3.15m | 2:32AM3.23m | 2:52PM3.22m | 3:06AM3.22m | 3:23PM3.26m | ||||||||||||||||||
Low Tide | 8:06AM0.80m | 8:20PM0.85m | 8:38AM0.77m | 8:54PM0.80m | 9:07AM0.77m | 9:26PM0.78m | ||||||||||||||||||
 |  | |  |  | |  | | | | | | | |  | | | | | | | | | | |
 | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | 6:39 |
 | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:23 | — | — | — | — | — | — | — | 8:24 | — | 8:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 16 | 17 | 17 | 16 | 16 | 15 |
13 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 13 | 12 | 15 | 13 | 14 | 14 | 15 | 14 | 15 | 14 | 17 | 15 | 14 | 14 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 |
 kJ | 313 | 333 | 413 | 406 | 373 | 361 | 298 | 278 | 217 | 198 | 198 | 198 | 153 | 366 | 480 | 499 | 479 | 466 | 459 | 459 | 395 | 308 | 295 | 290 |
Swell 2 Height (m) Direction Period (s) | NW 6 | WNW 8 | WNW 8 | — | NNW 8 | NNW 9 | NNW 9 | NNW 9 | W 5 | W 5 | WSW 5 | NW 18 | NW 16 | WNW 10 | WNW 10 | WNW 10 | W 10 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 40 | 23 | 13 | — | 7 | 7 | 7 | 8 | 34 | 34 | 28 | 246 | 322 | 144 | 141 | 141 | 174 | 158 | 217 | 224 | 213 | 161 | 158 | 156 |
Swell 3 Height (m) Direction Period (s) | WNW 9 | — | — | — | — | — | — | NW 18 | NNW 9 | NNW 9 | NW 18 | NNW 8 | W 5 | W 5 | W 5 | W 5 | — | W 5 | W 5 | W 4 | — | — | S 14 | W 4 |
| kJ | 26 | — | — | — | — | — | — | 12 | 16 | 15 | 157 | 7 | 20 | 20 | 19 | 13 | — | 7 | 4 | 4 | — | — | 4 | 3 |
Wind waves Height (m) Direction Period (s) | — | WNW 6 | WNW 6 | WNW 6 | W 6 | W 5 | W 5 | W 5 | — | — | — | WSW 5 | — | — | — | — | — | — | — | — | W 4 | W 4 | W 4 | — |
| kJ | — | 33 | 31 | 36 | 39 | 34 | 31 | 33 | — | — | — | 28 | — | — | — | — | — | — | — | — | 3 | 3 | 3 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 19 | 19 | 162 | 519 | 162 | 19 | 19 | 9 | 9 | 19 | 99 | 162 | 90 | 89 | 8 | 0 | 0 | 0 | 101 | 89 | 89 | 89 | 48 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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