Trestraou Surf Break

Lat Long: 48.82° N 3.46° W

Issued: 1 pm 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Trestraou sea temperature is
17.5° C

1.3°C warmer than normal for this time of year

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


Trestraou surf forecast from 5 Jul 2026:

  • Best quality surf: Sunday 12 Jul, 8AM (local time) - 4.5ft (1.3m), 9s period, WNW swell with glassy winds.
  • Most powerful swell: Saturday 11 Jul, 11PM (local time) - 4.5ft (1.3m), 9s period, WNW swell with 286 kJ wave energy.
  • Next surfable swell (1★+): Sunday 12 Jul, 8AM (local time) - 4.5ft (1.3m), 9s period with WNW swell.

Best Forecast Surf Conditions for Trestraou this week:

The surf forecast for Trestraou over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 12) at 8AM. The primary swell is predicted to be 1.3m and 9s period with a secondary swell of 0.4m and 3s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Trestraou in the next 16 days are 1.3m 9s and forecast to arrive on Saturday (Jul 11) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 7s period and expected on Friday (Jul 10) at 11AM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Sun 12th Jul)4.5ft (1.3m) 9s
Best Surf 8AM (Sun 12th Jul)4.5ft (1.3m) 9s
Most Powerful11PM (Sat 11th Jul)4.5ft (1.3m) 9s

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


Updates in  hr  min  s Forecast update imminent

Alright, let’s get real about Trestraou. It’s gonna be a slow burn for the next week and a half. The surf is small, and the conditions are mostly messy. We’re looking at a run of days with barely rideable waves, a lot of onshore or cross-onshore wind, and just poor quality all round. Honestly, if you’re itching to paddle out, you’d be better off waiting. There’s a real gap here from the start of July 5th right through until about mid-month before anything interesting shows up on the horizon.

For the first week, from July 5th, the swell is tiny, barely scraping 2 ft to 3 ft. The wind is mostly onshore or cross-onshore, with only a few brief moments of glass on Monday morning, July 6th, but the swell is still only 3 ft from the WNW and the energy is weak (108). That’s about as good as it gets early on, but it’s still ‘poor surf conditions’. The water is a touch warmer than normal for this time of year at 64°F.

You’ve got a few mornings with cleaner conditions, like Friday the 10th with a light cross-offshore breeze and a 3 ft WNW swell, but the combined energy is still low (141). Saturday the 11th morning is glassy again with a bit more size at 4 ft, but period is short at 7 seconds, so it’ll be a bit weak and crumbly.

The real standout is much further out. Look at July 17th and 18th. On Friday the 17th, we see a pulse of swell building. The afternoon shows a strong jump in size to 3 ft, but the period is a solid 12 seconds from the WNW, and the combined energy hits 394. That’s a proper groundswell. The wind is cross-shore and fresh, so it’ll be lumpy, but there is real power in the water.

Then, Saturday the 18th morning is the one to circle on your calendar. The swell hits 4 ft from the WNW with a 10-second period, and the combined energy is a very respectable 352. What makes this special is the wind: strong and offshore from the WNW at 6 mph, keeping it clean. This is the best on offer in the whole 16 days – a decent sized, clean, lined-up NW swell. The wind is offshore and light, so it’ll be glassy. The break is sheltered from the WNW, so this is exactly what it’s built for. Crowds are sometimes here, so you might have some company on a good morning like this.

Keep an eye on July 20th as well. Monday morning shows a big spike in raw energy: 8 ft from the WNW with combined energy hitting a massive 1001. But the wind is howling at 25 mph, cross-shore and messy. For most, that’s a kitesurfing kind of day. Only serious experts would touch that if the wind drops.

So, bottom line: the next week and a half is a write-off. But the weekend of the 18th and 19th of July has one real gem – Saturday morning the 18th at Trestraou with a clean, 4 ft WNW swell.

Rusty

Short Range Forecast

Mostly dry. Warm (max 26°C on Mon afternoon, min 18°C on Sun afternoon). Wind will be generally light.

Days 5-7 Weather Summary

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

Sun
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
8
0.7
WNW
8
0.6
W
8
0.6
W
8
0.4
WNW
10
0.8
WNW
10
0.7
WNW
10
0.7
WNW
9
0.7
WNW
9
0.7
WNW
9
0.7
WNW
9
0.9
WNW
9
1
WNW
9
0.9
WNW
8
1.1
WNW
7
1.1
WNW
7
0.8
WNW
9
1
WNW
9
Wave Graph
Metric surfscale
Energy kJ
84
140
108
103
72
52
52
33
105
96
90
92
88
84
141
169
118
114
105
101
165
Wind (km/h)
10
N
0
SSW
5
ENE
15
NNE
5
E
5
NE
15
NNE
5
NNE
10
ENE
25
NE
10
NE
5
NE
10
NNW
10
WSW
10
W
15
NW
5
SSE
5
N
20
NNW
10
WSW
5
NW
Wind State
cross-on
glassy
glassy
on
glassy
on
on
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross
glassy
glassy
cross-on
cross-off
cross
High Tide
10:58PM6.71m
11:24AM6.38m
11:39PM6.55m
12:09PM6.26m
00:28AM6.35m
1:03PM6.13m
1:28AM6.17m
2:07PM6.05m
2:37AM6.08m
3:18PM6.10m
3:52AM6.15m
4:29PM6.33m
5:05AM6.40m
Low Tide
4:54PM1.27m
5:19AM1.11m
5:35PM1.43m
6:02AM1.28m
6:22PM1.62m
6:52AM1.48m
7:17PM1.80m
7:51AM1.67m
8:25PM1.89m
9:03AM1.75m
9:42PM1.80m
10:19AM1.64m
10:58PM1.46m
11:29AM1.32m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
6:18
6:20
6:20
6:20
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:19
10:17
10:17
10:16
10:16
10:15
10:15
10:15
 mm
Temp °C
19
19
24
26
24
25
25
24
24
27
24
23
25
23
24
22
20
21
24
21
21
Feels °C
18
20
23
23
22
23
21
21
21
22
21
22
23
22
24
20
19
22
23
21
22
Swell 1
Height (m)
Direction
Period (s)
0.7
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
8
0.7
WNW
8
0.6
W
8
0.6
W
8
0.5
W
8
0.8
WNW
10
0.7
WNW
10
0.7
WNW
9
0.7
WNW
9
0.7
WNW
9
0.7
WNW
9
0.9
WNW
9
1
WNW
9
0.9
WNW
8
1.1
WNW
7
1.1
WNW
7
0.8
WNW
9
1
WNW
9
Energy kJ
84
140
108
103
72
52
52
33
105
96
90
92
88
84
141
169
118
114
105
101
165
Swell 2
Height (m)
Direction
Period (s)
0.5
WNW
9
0.2
WNW
11
0.4
WNW
10
0.5
NE
4
0.6
NE
4
0.6
NE
5
0.7
NE
7
0.6
NE
6
0.4
NE
5
0.3
WNW
11
0.4
WNW
10
0.2
ENE
5
Energy kJ
45
12
33
7
12
16
45
24
7
23
39
3
Swell 3
Height (m)
Direction
Period (s)
0.1
W
12
0.2
ENE
5
0.2
ENE
6
Energy kJ
3
2
3
Wind waves
Height (m)
Direction
Period (s)
0.6
NE
3
0.6
ENE
4
1.1
NW
6
0.7
NE
4
Energy kJ
8
12
88
18
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
201
2
2
100
98
101
201
20
11
105
11
11
127
19
19
93
2
2
93
1
92
Best forecast wave conditions in Cote d'Armor - Brittany
Rating
(10 max)
1
1
1
1
1
1
1
1
Best forecast wave conditions in France
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
6
5
8
7
5
5
9
8
9
6
7
8
8
6
9
6
4
9
7
7
  • 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 Trestraou Surf forecast

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

Are you planning a holiday in Cote d'Armor - Brittany? If you are looking for accommodation near Trestraou, camping, hotels and holiday cottages in Cote d'Armor - Brittany, consider staying in Lannion which is 9 km (6 miles) away. Other places in and around Cote d'Armor - Brittany where you can find information about places to rent, and car hire include Treguier which is 17 km (11 miles) away, Paimpol, Morlaix and Roscoff.

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