Cabo de Sines surfForecast / Alentejo / Portugal

information circle12 Day Weather and Surf, issued 5 am Monday 09 Feb 2026 WET
Forecast 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 slightly cooler than normal)


Best Forecast Surf Conditions for Cabo de Sines this week:

The surf forecast for Cabo de Sines over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Feb 10) at 6AM. The primary swell is predicted to be 4.0m and 19s period. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Cabo de Sines in the next 12 days are 4.5m 18s and forecast to arrive on Wednesday (Feb 11) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (WET) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Tue 10th Feb)13ft (4.0m) 19s
Best Surf 6AM (Tue 10th Feb)13ft (4.0m) 19s
Most Powerful 9PM (Wed 11th Feb)15ft (4.5m) 18s

Table - best surf conditions forecast for Cabo de Sines over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 6mm), mostly falling on Mon afternoon. Very mild (max 16°C on Mon morning, min 14°C on Wed night). Mainly fresh winds.

Days 3-6 Weather Summary Moderate rain (total 16mm), heaviest on Thu afternoon. Very mild (max 15°C on Thu morning, min 12°C on Fri morning). Winds increasing (light winds from the WSW on Thu morning, strong winds from the WNW by Thu night).

Monday
09
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
!
0
0
0
!
0
0
0
0
!
!
!
2
2
1
2
Swell
Height Map
Wave Height (m) & direction (?)
3
W
3
W
3
W
4
WNW
4
WNW
3.5
WNW
3.5
WNW
3.5
WNW
4.5
WNW
4.5
WNW
3.5
WNW
4
WNW
5
WNW
5
WNW
5
WNW
4
WNW
3.5
WNW
2.5
WNW
2.1
WNW
1.8
WNW
1.6
WNW
Period(s) (?)111111181615141417171514111213131312121111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)211819802207986080445241455644951247011301608055315824698976754930358518681190814572
Wind
(km/h)
25
W
25
WSW
20
WSW
25
SW
25
WSW
20
SW
25
SW
35
SW
25
W
15
WSW
25
SW
40
W
40
WNW
40
NW
25
NNW
15
NNW
20
WNW
15
WNW
10
W
15
W
10
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
oncross-
on
onononcross-
on
cross-
on
oncross-
on
crosscrosscross-
off
cross-
off
crosscross-
on
cross-
on
cross-
on
cross
High Tide
/ height (m)
7:47PM
2.56
8:16AM
2.44
9:01PM
2.47
9:46AM
2.35
10:32PM
2.49
11:18AM
2.41
11:45PM
2.63
12:21PM
2.56
12:37AM
2.82
1:05PM
2.74
1:17AM
3.02
1:41PM
2.91
1:53AM
3.20
Low Tide
/ height (m)
1:19PM
1.41
1:55AM
1.53
2:25PM
1.56
3:30AM
1.61
4:00PM
1.61
5:06AM
1.54
5:22PM
1.52
6:09AM
1.37
6:18PM
1.36
6:54AM
1.18
6:59PM
1.18
7:30AM
1.00
7:35PM
1.00
Monday
09
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Sunrise7:31--7:31--7:30--7:28--7:28--7:26--7:26--
Sunset-6:07--6:07--6:08--6:09--6:10--6:12--6:13-
cloud
light rain
light rain
cloud
part cloud
light rain
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
thunderstorm
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
Rain (mm)
-21--3----583--------
Temp. °C161516161616161615151514131312131313131313
Feels °C (?)1311131314141211111311855510910121111
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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Information about the Cabo de Sines Surf forecast

The above surf forecast table for Cabo de Sines provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Cabo de Sines can be found by selecting the local surf guide option on the grey menu. Our Cabo de Sines surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Cabo de Sines) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Cabo de Sines may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Cabo de Sines is 2 km (1 miles) from Sines. If you plan a holiday in Portugal - Alentejo, look for hotels and other accommodation in Sines. Sines has rooms for a wide range of budgets as well as car hire and transport links.

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