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Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 12 pm Saturday 09 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
16.8° 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 4PM is: 2.3m 8s primary swell from a Southwest direction and 0.6m 12s secondary swell from a West-northwest direction, 0.3m 13s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 09). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 7ft (2.2m) | 8s |
| Afternoon (09 May) | 7.5ft (2.3m) | 8s |
| Evening (09 May) | 10ft (3.0m) | 10s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Sat afternoon. Very mild (max 17°C on Sat morning, min 14°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 8 | SW 8 | SW 8 | SW 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | |
574 | 450 | 754 | 802 | 1527 | 1633 | 1699 | 1815 | 1679 | 1542 | 1354 | 1465 | 1435 | 1403 | 1039 | 744 | 504 | 392 | 284 | 235 | 188 | 148 | 132 | 137 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on | |
High Tide | 8:35AM2.43m | 8:58PM2.63m | 9:50AM2.45m | 10:11PM2.68m | 11:00AM2.57m | 11:17PM2.81m | ||||||||||||||||||
Low Tide | 2:23PM1.53m | 3:29AM1.41m | 3:46PM1.51m | 4:43AM1.32m | 4:59PM1.39m | 5:41AM1.15m | ||||||||||||||||||
 |  | | |  | | | | | | |  |  |  | | | | | | |  | | |  | |
 | 6:31 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — |
 | — | — | — | 8:32 | — | — | — | — | — | — | — | 8:34 | — | — | — | — | — | — | — | 8:34 | — | — | — | 8:35 |
1 | — | 2 | 2 | 1 | 1 | 1 | 2 | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | 1 | |
Temp °C | 15 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 16 | 15 | 14 | 15 |
10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 12 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WSW 8 | WNW 12 | W 10 | NW 12 | NW 12 | NW 12 | NNW 12 | NW 11 | WSW 9 | WSW 10 | WSW 10 | WSW 10 | NNW 12 | WSW 9 | WSW 9 | NW 12 | NNW 12 | NNW 12 | NNW 12 | WSW 7 | WSW 7 | NNW 11 | NNW 11 |
 kJ | 115 | 119 | 111 | 223 | 39 | 37 | 38 | 57 | 33 | 1542 | 1354 | 1465 | 1435 | 103 | 1039 | 744 | 159 | 273 | 260 | 235 | 188 | 148 | 111 | 105 |
Swell 2 Height (m) Direction Period (s) | NNW 14 | WNW 12 | NNW 13 | WNW 12 | — | — | NW 13 | NW 13 | — | NW 11 | NW 11 | NW 13 | NW 13 | SW 19 | NW 12 | NW 12 | SW 18 | SW 17 | SW 17 | SW 17 | NNW 11 | NW 11 | SSW 16 | SSW 16 |
| kJ | 18 | 115 | 34 | 121 | — | — | 46 | 42 | — | 31 | 32 | 80 | 79 | 15 | 114 | 114 | 12 | 12 | 12 | 12 | 157 | 123 | 24 | 25 |
Swell 3 Height (m) Direction Period (s) | NW 8 | NNW 14 | NW 7 | NW 13 | — | — | — | NNW 10 | — | — | S 15 | S 15 | S 19 | SW 19 | SW 19 | SW 18 | SW 18 | S 13 | S 13 | S 13 | SW 17 | WNW 9 | — | SW 16 |
| kJ | 2 | 18 | 2 | 43 | — | — | — | 21 | — | — | 4 | 4 | 7 | 14 | 14 | 13 | 12 | 4 | 3 | 3 | 11 | 8 | — | 10 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | — | — | — | — | WSW 10 | — | — | WSW 8 | WSW 8 | WSW 8 | WSW 8 | — | — | WSW 7 | WSW 7 |
| kJ | 574 | 450 | 754 | 802 | 1527 | 1633 | 1699 | 1815 | 1679 | — | — | — | — | 1403 | — | — | 504 | 392 | 284 | 226 | — | — | 132 | 137 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 162 | 395 | 514 | 519 | 526 | 417 | 529 | 514 | 529 | 595 | 595 | 321 | 145 | 145 | 19 | 19 | 19 | 162 | 526 | 78 | 19 | 19 | 19 | 19 |
Best forecast wave conditions in Portugal - Alentejo | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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