Leca Surf Break

Lat Long: 41.19° N 8.71° W

Leca Surf Forecast and Surf Report

Issued: 12 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Leca sea temperature is
18.2°C
1.0° 

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


Leca surf forecast from 24 Aug 2026:

  • Best quality surf: Friday 28 Aug, 7AM (local time) - 10ft (3.0m), 12s period, WNW swell with cross-onshore winds.
  • Most powerful swell: Friday 28 Aug, 7AM (local time) - 10ft (3.0m), 12s period, WNW swell with 2,471 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 25 Aug, 10PM (local time) - 3ft (0.9m), 6s period with W swell.

Best Forecast Surf Conditions for Leca this week:

The surf forecast for Leca over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 25) at 10PM. The primary swell is predicted to be 0.9m and 6s period with a secondary swell of 0.2m and 10s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Leca in the next 16 days are 3.0m 12s and forecast to arrive on Friday (Aug 28) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Monday (Aug 24) at 7AM.

Wave TypeTime (WEST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Tue 25th Aug)3ft (0.9m) 6s
Best Surf 7AM (Fri 28th Aug)10ft (3.0m) 12s
Most Powerful 7AM (Fri 28th Aug)10ft (3.0m) 12s

Table - best surf conditions forecast for Leca over the next 16 days.


The Lowdown

Alright, grab a cuppa, I’ve got the skinny on Leca for the next couple of weeks. It’s gonna be a bit of a waiting game, to be honest. The first week is pretty much a write-off for a decent surf, so don't bother rushing out there. We’re looking at a whole lot of poor conditions and cross-onshore muck until we get to the back half of the run.

Let’s break it down. From now right through until the end of August, it’s grim. Strong cross-off winds, rain, and lumpy, choppy seas are the order of the day. There’s a bit of energy around on the 24th and 25th, with combined swell energy readings of 459 and 580 (moderate wave energy), but it’s all useless, messy windswell. Forget the mornings of the 26th, that’s just a tiny 3ft swell with a short 5-second period and a fresh cross-shore breeze. Not worth the paddle.

Friday, 28th August – Now, this one gets interesting, but only if you’re experienced. We see the first real pulse of energy with a combined energy of 1847 (strong wave energy). The morning shows a solid 8ft swell from the WNW, with an 11-second period. That’s proper groundswell, but it’s cross-on and choppy. The afternoon looks a tad cleaner with an onshore wind and a 7ft swell, but it’s still only a marginal call. That 8ft is definitely expert-only territory.

Saturday, 29th August – A real tease. The morning gives us a clean 4ft swell from the WNW with a light north cross-off breeze. The comment says “surfable waves but very ordinary conditions,” which I’ll take as a small window for a beginner-friendly wave, but it’s not a standout. The afternoon turns rubbish again.

Sunday, 30th August – Morning is the absolute best bet in the first week. We’ve got 3ft of swell from the WNW, but the wind is glassy, dead calm. The wave comment says “glassy.” That’s rare. It’ll be clean as a whistle, with a combined energy of just 57 (weak wave energy), so it won’t have much punch, but for a longboard or a learner, this is the hidden gem. The afternoon goes back to the usual cross-on rubbish.

The end of August and start of September are a write-off. Just a long stretch of poor to marginal conditions and messy cross-onshore winds. The energy is weak to moderate, nothing to get excited about.

Then things get real. Saturday, 5th September – This is the big one. The morning delivers a 6ft swell from the NW, with a 10-second period and a light cross-off breeze from the NNE. This is clean, powerful, and the combined energy is 1173 (strong wave energy). The rating matches: excellent conditions for experienced surfers. The direction (NW) matches the optimum (W) reasonably well for Leca, and that offshore wind will make it hollow. This is the first true standout.

Sunday, 6th September – Morning again. A smaller 4ft swell, but the period is a massive 18 seconds. That is very long-period groundswell. Combined energy is 1014 (strong wave energy). It’s from the West, which is the perfect direction for Leca, and the wind is light cross-off. It’ll be clean and have heaps of push, but those long gaps between sets mean you need patience. Better for a point break or reef, and Leca is exposed, so it might break a bit straight.

Monday, 7th September – More magic. The morning brings a 4ft W swell at 14 seconds, with glassy, dead calm winds. Combined energy is 631 (moderate wave energy). The comment says “expect very good surf conditions.” This is pure perfection for intermediate to experienced surfers. Clean, glassy, and with that period, there's real wave shape.

So, my two true standouts here: Saturday, 5th September morning – that 6ft clean, powerful NW groundswell for the experienced crew. And Monday, 7th September morning – a glassy, 4ft W swell that looks like a dream for anyone. The 6th is also excellent but that long period might be a bit tricky.

The water temp anomaly label isn't provided, so I can't say if it’s warm or cold compared to normal. The only break here is Leca, and it’s consistent. Crowds are listed as “often” so expect company on those good days.

There's a gap from the 8th into the second week with only marginal conditions on offer, so don't hold your breath.

Signing off,
Rusty.

Short Range Forecast

Heavy rain (total 30mm), heaviest during Mon morning. Warm (max 21°C on Tue afternoon, min 18°C on Tue night). Winds decreasing (fresh winds from the SSE on Mon morning, calm by Tue night).

Days 4-6 Weather Summary

Heavy rain (total 23mm), heaviest during Thu morning. Very mild (max 19°C on Wed night, min 16°C on Wed night). Winds decreasing (fresh winds from the SW on Thu night, light winds from the NE by Fri night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
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
0
0
0
0
1
0
0
0
0
0
0
1
1
1
1
0
1
1
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
SW
8
2.1
SW
8
1.4
WSW
7
1.1
WSW
7
1
W
6
0.6
WSW
6
1
SW
5
1.5
WSW
7
2
W
9
1.2
WNW
9
1.5
W
8
3
W
11
2.5
WNW
11
2
WNW
10
1.4
WNW
10
1.1
WNW
9
0.9
WNW
8
0.8
WNW
8
0.8
WNW
7
0.7
WNW
7
0.7
WNW
7
Wave Graph
Metric surfscale
Energy kJ
457
579
191
114
79
27
51
218
637
242
263
1933
1847
858
351
172
103
66
54
49
51
Wind (km/h)
35
SSE
30
SW
10
SW
15
S
15
SW
10
SSE
30
S
20
WSW
20
SSW
25
SW
25
SW
30
WSW
15
NW
15
WNW
10
N
5
N
15
NW
10
NNE
5
NNE
15
NW
15
NNW
Wind State
cross-off
cross-on
cross-on
cross
cross-on
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross
cross-off
cross-on
cross-off
glassy
cross-on
cross
High Tide
12:33PM3.47m
00:50AM3.25m
1:03PM3.41m
1:19AM3.16m
1:33PM3.31m
1:49AM3.03m
2:05PM3.17m
2:22AM2.88m
2:40PM3.01m
3:00AM2.71m
3:24PM2.84m
3:53AM2.56m
4:27PM2.68m
Low Tide
6:20AM0.67m
6:43PM0.64m
6:49AM0.71m
7:13PM0.72m
7:19AM0.79m
7:44PM0.83m
7:50AM0.91m
8:17PM0.98m
8:23AM1.06m
8:55PM1.15m
9:02AM1.23m
9:43PM1.31m
9:56AM1.40m
10:51PM1.44m
rain showers
rain showers
rain showers
cloud
part cloud
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:54
6:54
6:56
6:56
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:19
8:17
8:15
8:15
8:13
8:10
 mm
6
4
3
1
8
4
9
7
1
6
Temp °C
20
20
20
20
21
20
19
19
19
17
19
19
19
19
18
19
19
18
20
20
19
Feels °C
15
17
20
20
20
21
17
17
18
13
14
15
18
18
19
17
17
18
19
19
20
  • Map Icons:
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  • 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 Leca Surf forecast

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

Leca is 1 km (1 miles) from Matosinhos. If you plan a holiday in Douro and Minho, look for hotels and other accommodation in Matosinhos. Matosinhos has rooms for a wide range of budgets as well as car hire and transport links.

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