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Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 pm Thursday 07 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 1AM is: 0.5m 9s primary swell from a Northwest direction and 0.4m 4s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 07). The wind direction is predicted to be glassy.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 0.5ft (0.2m) | 16s |
| Afternoon (08 May) | 1ft (0.3m) | 15s |
| Evening (08 May) | 4.5ft (1.4m) | 5s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Fri night. Very mild (max 18°C on Fri afternoon, min 13°C on Thu night). Winds increasing (calm on Thu night, strong winds from the S by Fri night). | ||||||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sun 10 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 7 | NW 7 | NW 7 | NW 9 | NW 9 | NW 9 | NW 8 | WNW 15 | WNW 15 | SSW 5 | SSW 6 | SW 7 | SW 8 | SSW 8 | SW 8 | SW 9 | SW 9 | SW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | W 9 | |
52 | 51 | 14 | 40 | 20 | 25 | 35 | 42 | 42 | 50 | 156 | 375 | 613 | 661 | 1285 | 1182 | 1432 | 1857 | 1700 | 1384 | 1016 | 846 | 939 | 575 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | glassy | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | on | on | on | |
High Tide | 6:53PM2.77m | 7:29AM2.50m | 7:49PM2.67m | 8:35AM2.43m | 8:58PM2.63m | 9:50AM2.45m | ||||||||||||||||||
Low Tide | 1:07AM1.32m | 1:14PM1.46m | 2:11AM1.41m | 2:23PM1.53m | 3:29AM1.41m | |||||||||||||||||||
 |  |  | | |  | | | | |  |  | |  | |  | | |  | | |  | | | |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — |
 | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:32 | — | — | — | — | — | 8:34 |
— | — | — | — | — | — | — | — | — | — | 4 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Temp °C | 16 | 15 | 14 | 14 | 13 | 13 | 15 | 17 | 17 | 18 | 14 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 15 | 15 | 14 | 15 | 16 | 17 |
11 | 11 | 11 | 13 | 11 | 10 | 11 | 12 | 12 | 12 | 8 | 9 | 9 | 8 | 9 | 10 | 11 | 11 | 11 | 12 | 10 | 12 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NW 7 | NW 9 | NW 7 | NW 6 | NW 8 | NNW 8 | NW 8 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WSW 10 | WNW 11 | WNW 10 | NNW 12 | W 9 |
 kJ | 10 | 9 | 13 | 40 | 15 | 15 | 35 | 27 | 17 | 39 | 70 | 69 | 68 | 87 | 83 | 115 | 125 | 121 | 148 | 1384 | 214 | 241 | 55 | 575 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | NW 9 | WNW 4 | NW 9 | NW 9 | WNW 16 | WNW 15 | WNW 15 | NW 8 | NNW 8 | NNW 8 | NNW 8 | NW 8 | NW 14 | NNW 14 | NNW 13 | NW 13 | NW 12 | WNW 11 | NW 12 | NNW 12 | — | NNW 11 |
| kJ | 1 | 1 | 14 | 6 | 20 | 19 | 24 | 42 | 42 | 16 | 6 | 6 | 6 | 2 | 7 | 18 | 34 | 43 | 39 | 105 | 37 | 57 | — | 48 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 14 | W 8 | W 8 | NW 16 | WNW 16 | SW 13 | SW 13 | SW 13 | SW 13 | S 13 | S 13 | N 15 | NW 15 | NW 8 | NW 8 | N 7 | N 7 | — | NW 12 | NW 13 | — | N 11 | — |
| kJ | 8 | 8 | 1 | 1 | 10 | 25 | 7 | 7 | 7 | 7 | 3 | 3 | 4 | 8 | 2 | 2 | 1 | 1 | — | 37 | 28 | — | 2 | — |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 4 | — | — | — | S 3 | SSW 3 | SSW 4 | SSW 5 | SSW 6 | SW 7 | SW 8 | SSW 8 | SW 8 | SW 9 | SW 9 | SW 10 | WSW 10 | — | WSW 10 | WSW 9 | WSW 9 | SSW 7 |
| kJ | 52 | 51 | 7 | — | — | — | 1 | 3 | 19 | 50 | 156 | 375 | 613 | 661 | 1285 | 1182 | 1432 | 1857 | 1700 | — | 1016 | 846 | 939 | 163 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 618 | 627 | 104 | 13 | 13 | 13 | 19 | 162 | 19 | 163 | 184 | 337 | 519 | 337 | 520 | 526 | 520 | 520 | 583 | 19 | 19 | 162 | 595 | 595 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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