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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 pm Monday 27 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
16.4° 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 10PM is: 0.7m 7s primary swell from a Northwest direction and 0.4m 11s secondary swell from a West-northwest direction (forecast issued at 06:00pm April 27). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | - | - |
| Afternoon (27 Apr) | 2.5ft (0.7m) | 8s |
| Evening (27 Apr) | 2.5ft (0.7m) | 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. Warm (max 20°C on Mon afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 8 | WNW 8 | NW 7 | W 10 | W 10 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NW 18 | |
59 | 53 | 44 | 55 | 52 | 84 | 123 | 165 | 210 | 249 | 298 | 329 | 313 | 333 | 413 | 406 | 373 | 303 | 298 | 278 | 217 | 202 | 198 | 246 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | glassy | on | glassy | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross | cross | cross-on | on | |
High Tide | 1:12AM3.11m | 1:41PM3.03m | 1:55AM3.19m | 2:18PM3.15m | 2:32AM3.23m | |||||||||||||||||||
Low Tide | 7:00PM1.08m | 7:30AM0.87m | 7:43PM0.95m | 8:06AM0.80m | 8:20PM0.85m | 8:38AM0.77m | ||||||||||||||||||
 |  |  |  | | | | | | |  | | | | | |  | | | | | | | | |
 | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — |
 | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | 8:23 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 18 | 16 | 16 | 15 | 15 | 17 | 19 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 16 | 15 | 15 | 14 | 13 | 16 | 18 |
18 | 18 | 16 | 16 | 16 | 15 | 18 | 18 | 15 | 14 | 13 | 14 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 10 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | NW 7 | NW 5 | W 10 | NW 5 | W 10 | NW 8 | NW 7 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 59 | 53 | 44 | 25 | 52 | 23 | 71 | 75 | 77 | 249 | 298 | 329 | 313 | 333 | 413 | 406 | 373 | 303 | 298 | 278 | 217 | 202 | 198 | 198 |
Swell 2 Height (m) Direction Period (s) | NW 7 | WNW 11 | WNW 11 | W 10 | W 8 | W 10 | WNW 15 | WNW 14 | WNW 14 | W 9 | W 9 | W 9 | NW 6 | WNW 8 | WNW 6 | — | NNW 9 | NNW 9 | W 6 | NNW 9 | W 6 | W 6 | W 6 | W 6 |
| kJ | 43 | 41 | 40 | 55 | 21 | 73 | 123 | 165 | 210 | 42 | 41 | 40 | 32 | 23 | 31 | — | 8 | 8 | 50 | 16 | 52 | 52 | 41 | 32 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | — | W 8 | NW 8 | NW 8 | WNW 16 | NW 8 | WNW 10 | W 9 | W 9 | W 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | — | — | — | NNW 9 | NW 18 | NNW 9 | NNW 9 | NW 18 | NW 18 |
| kJ | 25 | — | 19 | 16 | 15 | 84 | 2 | 72 | 42 | 42 | 41 | 26 | 26 | 22 | 13 | — | — | — | 16 | 12 | 16 | 16 | 155 | 246 |
Wind waves Height (m) Direction Period (s) | — | NW 7 | — | — | NW 5 | — | NW 8 | — | — | NW 7 | NW 7 | NW 7 | — | NW 6 | — | WNW 6 | W 6 | W 5 | — | W 6 | — | — | — | — |
| kJ | — | 39 | — | — | 28 | — | 64 | — | — | 62 | 55 | 52 | — | 38 | — | 32 | 41 | 35 | — | 52 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 92 | 93 | 13 | 8 | 0 | 19 | 0 | 19 | 97 | 97 | 89 | 89 | 19 | 19 | 19 | 162 | 519 | 19 | 19 | 19 | 9 | 9 | 9 | 19 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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