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Surf Forecasts:
Cabo de Sines surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 5 pm Saturday 21 Mar 2026 WETForecast 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
14.7° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Cabo de Sines today?
The current surf forecast for Cabo de Sines at 11PM is: 1.2m 8s primary swell from a Southwest direction and 0.8m 11s secondary swell from a Northwest direction (forecast issued at 05:00pm March 21). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | - | - |
| Afternoon (21 Mar) | 4ft (1.2m) | 8s |
| Evening (21 Mar) | 2.5ft (0.8m) | 12s |
Table - waves today at Cabo de Sines. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 8 | 8 | 8 | 8 | 15 | 15 | 14 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 185 | 173 | 161 | 201 | 176 | 176 | 135 | 255 | 258 | 410 | 347 | 261 | 346 | 212 | 249 | 282 | 265 | 209 | 278 | 287 | 326 | 316 | 287 | 272 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross- off | cross- off | cross- off | cross- off | off | cross- off | glass | cross- off | glass | cross | glass | off | cross- off | glass | cross | cross | cross- off | off | cross- off | cross- off | cross | cross- off |
High Tide / height (m) | 4:02PM 3.44 | 4:22AM 3.44 | 4:42PM 3.34 | 5:05AM 3.24 | 5:26PM 3.18 | 5:55AM 2.98 | ||||||||||||||||||
Low Tide / height (m) | 10:04PM 0.54 | 10:25AM 0.61 | 10:46PM 0.67 | 11:06AM 0.81 | 11:34PM 0.87 | 11:54AM 1.06 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - |
| Sunset | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - |
 | |  |  | |  |  | |  | | | | | | | | |  |  | | | | | | |
Rain (mm) | 1 | 2 | 1 | - | - | - | - | - | 3 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 16 | 16 | 14 | 13 | 12 | 13 | 16 | 17 | 16 | 15 | 15 | 14 | 14 | 15 | 17 | 17 | 16 | 15 | 16 | 15 | 14 | 15 | 17 |
| Feels °C (?) | 17 | 16 | 15 | 13 | 11 | 10 | 11 | 15 | 17 | 15 | 15 | 15 | 14 | 13 | 14 | 17 | 15 | 14 | 13 | 15 | 14 | 12 | 13 | 16 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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