Praia dos Aivados Surf Break

Lat Long: 37.80° N 8.80° W

Praia dos Aivados Surf Forecast and Surf Report

Issued: 12 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Praia dos Aivados sea temperature is
17.9°C
3.0° 

Praia dos Aivados surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Praia dos Aivados surf forecast from 21 Sep 2026:

  • Best quality surf: Wednesday 23 Sep, 10AM (local time) - 4.5ft (1.4m), 15s period, NW swell with glassy winds.
  • Most powerful swell: Wednesday 23 Sep, 4PM (local time) - 6.5ft (2.0m), 14s period, NW swell with 1,604 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 22 Sep, 1AM (local time) - 3.5ft (1.1m), 12s period with NW swell.

Best Forecast Surf Conditions for Praia dos Aivados this week:

The surf forecast for Praia dos Aivados over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 22) at 1AM. The primary swell is predicted to be 1.1m and 12s period with a secondary swell of 0.1m and 12s. Another secondary swell of 0.6m and 4s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Praia dos Aivados in the next 16 days are 2.0m 14s and forecast to arrive on Wednesday (Sep 23) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 8s period and expected on Tuesday (Sep 22) at 10AM.

Wave TypeTime (WEST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Tue 22nd Sep)3.5ft (1.1m) 12s
Best Surf10AM (Wed 23rd Sep)4.5ft (1.4m) 15s
Most Powerful 4PM (Wed 23rd Sep)6.5ft (2.0m) 14s

Table - best surf conditions forecast for Praia dos Aivados over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 32°C on Mon afternoon, min 20°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Fri morning, min 17°C on Fri night). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
2
2
1
2
4
3
3
3
2
1
1
0
1
2
2
2
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
NW
10
1.1
NW
10
1.1
NW
12
1.2
NW
11
1.1
NW
12
1
NW
11
1.4
NW
15
2
NW
14
1.6
NW
13
1.6
NW
13
1.4
NW
12
1.2
NW
12
1.1
NW
11
0.9
NW
11
0.7
NW
17
1.5
NW
15
1.8
NW
13
1.6
NW
13
1.4
NW
12
1.3
NW
11
1.2
NW
11
Wave Graph
Metric surfscale
Energy kJ
231
226
349
350
309
241
967
1604
854
760
590
396
263
194
287
924
1102
765
555
461
344
Wind (km/h)
10
ENE
10
WNW
5
WSW
5
S
15
W
5
W
5
NNE
15
WNW
0
WNW
5
WNW
15
WNW
10
N
10
NNE
20
NW
10
NE
10
N
10
NW
5
N
10
NE
15
WNW
5
SSE
Wind State
cross-on
cross
glassy
glassy
cross
glassy
glassy
cross
glassy
glassy
cross
on
on
cross-on
cross-on
on
cross-on
on
cross-on
cross
glassy
High Tide
11:51AM2.07m
00:28AM2.00m
12:42PM2.27m
1:10AM2.19m
1:21PM2.47m
1:45AM2.39m
1:55PM2.67m
2:17AM2.57m
2:27PM2.83m
2:49AM2.73m
3:00PM2.95m
3:21AM2.84m
3:34PM3.00m
3:55AM2.90m
Low Tide
6:20PM0.91m
6:27AM0.91m
7:03PM0.71m
7:08AM0.71m
7:37PM0.50m
7:42AM0.51m
8:09PM0.31m
8:15AM0.34m
8:40PM0.15m
8:48AM0.19m
9:11PM0.04m
9:22AM0.09m
9:44PM-0.00m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:20
7:22
7:22
7:24
7:24
7:24
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:34
7:32
7:30
7:30
7:28
7:25
7:24
 mm
Temp °C
31
32
21
29
26
22
28
27
22
26
24
20
27
25
21
25
23
20
27
24
19
Feels °C
30
30
22
28
24
21
25
24
22
24
22
20
24
22
20
23
21
20
24
21
20
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Praia dos Aivados Surf forecast

The above surf forecast table for Praia dos Aivados provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Praia dos Aivados can be found by selecting the local surf guide option on the grey menu. Our Praia dos Aivados 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 (Praia dos Aivados) 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 Praia dos Aivados 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.

Praia dos Aivados is 19 km (12 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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