Playa de Seaia Surf Break

Lat Long: 43.33° N 8.82° W

Playa de Seaia Surf Forecast and Surf Report

Issued: 1 am 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Playa de Seaia sea temperature is
18.5°C
0.3° 

Playa de Seaia surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Playa de Seaia surf forecast from 5 Sep 2026:

  • Best quality surf: Saturday 5 Sep, 8PM (local time) - 6ft (1.8m), 12s period, NW swell with glassy winds.
  • Most powerful swell: Wednesday 9 Sep, 8AM (local time) - 6.5ft (2.0m), 13s period, NNW swell with 1,384 kJ wave energy.
  • Next surfable swell (1★+): Saturday 5 Sep, 8PM (local time) - 6ft (1.8m), 12s period with NW swell.

Best Forecast Surf Conditions for Playa de Seaia this week:

The surf forecast for Playa de Seaia over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 05) at 8PM. The primary swell is predicted to be 1.8m and 12s period with a secondary swell of 0.9m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Playa de Seaia in the next 16 days are 2.0m 13s and forecast to arrive on Wednesday (Sep 09) at 8AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Sunday (Sep 06) at 8AM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Sat 5th Sep)6ft (1.8m) 12s
Best Surf 8PM (Sat 5th Sep)6ft (1.8m) 12s
Most Powerful 8AM (Wed 9th Sep)6.5ft (2.0m) 13s

Table - best surf conditions forecast for Playa de Seaia over the next 16 days.


The Lowdown

Alright, let’s break down what’s happening at Playa de Seaia for the next couple of weeks.

The water temp is about 65°F, which is dead average for this time of year, so no need to worry about extra rubber.

The first real chance to get out will be on the morning of Sunday, September 6th. We’re looking at a clean 4ft swell from the NW with an 11-second period. The wind is out of the WSW, blowing offshore, which will keep the surface smooth. The combined energy is moderate at 426, so there’s a little bit of grunt behind it. For a beginner-friendly spot, this is a solid window. It gets a bit smaller in the afternoon, dropping to 3ft, but it’s still clean with a cross-offshore breeze.

Now, Monday the 7th brings a bigger pulse – 7ft from the WNW with a 12-second period, and the energy is strong at 1102. But the wind is from the N, blowing cross-onshore, and that’s going to chop it up. The same story in the afternoon. This one looks more like a kite-surfing setup than a good paddle session.

The standout window, hands down, is Tuesday morning the 8th. The wind is glassy – SSE at just 3 mph – and the swell is a clean 5ft from the WNW with a 9-second period. The energy is moderate at 313. It’s not big, but for a beginner break, that’s perfect, clean, and fun. This is the best session you’ll see.

After that, it’s a rough stretch. From Wednesday the 9th through the 13th, the wind is onshore or cross-onshore, and the swell is either too small or just ugly. The energy drops right off. There’s a real dry spell there.

We get a slight chance on the morning of the 14th, but the swell is a short-period 6ft from the NE at just 6 seconds, with a cross-shore wind. It’s marginal. The energy is moderate at 423, but that short period makes it sloppy.

The end of the week starting the 15th sees tiny waves – 2ft to 3ft – with clean offshore winds on the 16th, but it’s just too small to get pumped about. The energy is weak. The 18th brings a longer-period NW swell (14 seconds) but the height is only 3ft, and while the wind is offshore, the energy is a moderate 504. It’s clean, but you’ll be hunting for a ride.

So, to wrap it up: the best bet is the glassy morning of Tuesday the 8th. If you miss that, the Sunday the 6th is your next best option. The rest of the forecast is a washout for clean, quality waves.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 30°C on Sat afternoon, min 16°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Tue afternoon. Warm (max 20°C on Tue night, min 15°C on Thu morning). Wind will be generally light.

Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
3
2
2
3
2
1
1
2
2
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
NW
14
1.9
NW
13
1.6
NW
12
1.3
NW
11
1
NW
10
1.4
WNW
14
2
WNW
12
1.9
WNW
11
1.7
WNW
10
1.4
WNW
9
1.1
NW
9
1.4
NW
11
2
NNW
13
2
NNW
12
1.8
NNW
12
1.4
NNW
11
1.2
NNW
10
0.9
NNW
9
0.8
NW
10
0.9
NW
9
0.7
WNW
8
Wave Graph
Metric surfscale
Energy kJ
1244
1129
722
361
192
788
1072
858
619
313
199
503
1269
1182
859
469
286
139
136
112
59
Wind (km/h)
10
ENE
5
N
15
SW
10
WSW
10
NW
5
S
10
N
10
N
5
NE
5
SSE
10
SW
15
NE
15
ENE
25
NE
15
NE
10
NE
15
NNE
10
NE
15
NE
20
NNE
20
NE
Wind State
on
cross-on
off
off
cross-off
glassy
cross-on
cross-on
on
glassy
off
on
on
on
on
on
on
on
on
on
on
High Tide
11:11AM2.57m
00:06AM2.43m
12:48PM2.62m
1:41AM2.53m
2:09PM2.84m
2:50AM2.76m
3:09PM3.13m
3:42AM2.99m
3:58PM3.38m
4:26AM3.19m
4:41PM3.56m
5:06AM3.33m
5:20PM3.64m
Low Tide
5:38PM0.97m
6:17AM1.04m
7:17PM0.87m
7:45AM0.90m
8:32PM0.62m
8:50AM0.65m
9:28PM0.34m
9:40AM0.40m
10:14PM0.11m
10:24AM0.19m
10:54PM-0.04m
11:04AM0.05m
11:31PM-0.09m
cloud
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
cloud
light rain
light rain
part cloud
clear
part cloud
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:02
8:03
8:04
8:06
8:07
8:07
8:08
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:04
9:01
9:00
8:59
8:57
8:54
8:52
 mm
1
2
Temp °C
24
30
25
20
22
20
19
20
19
17
19
20
18
19
17
17
20
19
20
22
20
Feels °C
24
30
27
21
23
21
22
21
20
18
19
21
17
17
15
16
18
17
20
22
19
  • 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 Playa de Seaia Surf forecast

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

Playa de Seaia is 17 km (11 miles) from Carballo. If you plan a holiday in Galicia, look for hotels and other accommodation in Carballo. Carballo has rooms for a wide range of budgets as well as car hire and transport links.

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