Surf Forecasts:
How big are the waves at Cabo de Sines today (17 Sep):
- Afternoon surf: Afternoon surf (17 Sep, local time) - 6ft (1.9m), 10s period with NW swell.
- Evening surf: Evening surf (17 Sep, local time) - 7.5ft (2.3m), 10s period with NW swell.
The current surf forecast for Cabo de Sines at 9PM is: 2.3m 10s primary swell from a Northwest direction and 0.1m 16s secondary swell from a South direction, 0.1m 11s secondary swell from a South direction (forecast issued at 06:00pm September 17). The wind direction is predicted to be cross-offshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | 6ft (1.9m) | 10s |
| Evening (17 Sep) | 7.5ft (2.3m) | 10s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Sun morning, min 16°C on Thu night). Winds decreasing (fresh winds from the NW on Thu afternoon, calm by Fri night). | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 730 | 1081 | 891 | 768 | 589 | 481 | 388 | 343 | 304 | 370 | 336 | 1067 | 1179 | 1163 | 911 | 846 | 690 | 669 | 600 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | glassy | off | glassy | glassy | cross-off | cross | cross-on | cross-on |
High Tide | 7:16PM2.59m | 7:40AM2.62m | 8:17PM2.38m | 8:51AM2.48m | 9:53PM2.28m | ||||||||||||||
Low Tide | 1:07AM1.42m | 1:52PM1.49m | 2:07AM1.61m | 3:27PM1.61m | |||||||||||||||
 | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — |
 | — | 7:40 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 23 | 20 | 18 | 17 | 16 | 19 | 22 | 23 | 20 | 21 | 20 | 19 | 19 | 22 | 25 | 27 | 21 | 22 |
Feels °C | 17 | 17 | 15 | 15 | 15 | 15 | 18 | 19 | 19 | 16 | 20 | 20 | 18 | 18 | 21 | 24 | 23 | 19 | 21 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 16 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 14 | NW 14 | NW 13 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 |
| kJ | 3 | 3 | 5 | 768 | 589 | 481 | 388 | 343 | 74 | 151 | 295 | 1067 | 1179 | 1163 | 911 | 846 | 690 | 669 | 600 |
Swell 2 Height (m) Direction Period (s) | — | S 16 | S 11 | S 16 | S 16 | S 16 | NW 16 | NW 16 | S 14 | S 14 | S 14 | S 14 | SW 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 |
| kJ | — | 5 | 2 | 5 | 5 | 5 | 10 | 38 | 4 | 4 | 4 | 4 | 8 | 4 | 4 | 4 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 11 | S 11 | — | S 15 | S 14 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 2 | 2 | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | — | — | — | — | — | NW 9 | NW 9 | NW 9 | — | — | — | — | — | — | — | — |
| kJ | 730 | 1081 | 891 | — | — | — | — | — | 304 | 370 | 336 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 8 | 81 | 104 | 627 | 113 | 8 | 0 | 0 | 0 | 93 | 106 | 104 | 0 | 0 | 0 | 0 | 0 | 0 | 89 |
Best forecast wave conditions in Portugal - Alentejo | |||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||
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