Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 1 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.4°C
0.5° 

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


Trez Hir surf forecast from 23 Aug 2026:

  • Best quality surf: Friday 28 Aug, 8AM (local time) - 3.5ft (1.1m), 10s period, WNW swell with glassy winds.
  • Most powerful swell: Thursday 27 Aug, 8AM (local time) - 8ft (2.5m), 9s period, SW swell with 910 kJ wave energy.
  • Next surfable swell (1★+): Friday 28 Aug, 8AM (local time) - 3.5ft (1.1m), 10s period with WNW swell.

Best Forecast Surf Conditions for Trez Hir this week:

The surf forecast for Trez Hir over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 28) at 8AM. The primary swell is predicted to be 1.1m and 10s period with a secondary swell of 1.4m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Trez Hir in the next 16 days are 2.5m 9s and forecast to arrive on Thursday (Aug 27) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 8s period and expected on Sunday (Aug 30) at 5AM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Fri 28th Aug)3.5ft (1.1m) 10s
Best Surf 8AM (Fri 28th Aug)3.5ft (1.1m) 10s
Most Powerful 8AM (Thu 27th Aug)8ft (2.5m) 9s

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


The Lowdown

Alright, folks, let’s get into it. Rusty here, and I’m lookin’ at the charts for the next couple of weeks. Honestly, we’ve got a bit of a slow start. The good news is there’s a little window of clean surf to aim for, but you’ll need to be patient.

First up, the only spot on the radar is Trez Hir. It’s a finicky one, to be honest – it rarely breaks, so we’re already up against it. The water temp is sitting at 63°, which is about average for this time of year, so nothing wild there.

The outlook kicks off with a real dud. From Sunday the 23rd right through to Wednesday the 27th of August, it’s basically a write-off. We’re talkin’ small, weak swell with a combined energy as low as 32 (weak) and messy cross-shore winds. Not worth paddling out for.

Things start to look a bit more interesting on Thursday the 27th. The morning brings a big pulse of swell - 7ft from the SW, which is a decent size. The combined energy jumps to 1292 (very strong), but the wind is howling at 19 mph from the SW and it’s cross-shore, creating a lumpy, choppy mess. That’s expert-only territory, and even then, it’s not clean. The afternoon drops a bit to 7ft, but still a messy cross-shore.

Now, the standout. If you’ve got a flexible schedule, point your board towards Friday morning, the 28th of August. The wind goes clean offshore from the NW at 9 mph, and we’ll have 4ft of WNW groundswell with a period of 10 seconds. The combined energy sits at 461 (moderate). That’s a solid, clean wave for a spot that doesn’t cooperate often. Conditions will be clean, and while there’s a chance of crowds, it’s worth it for a rare, clean Trez Hir session.

The following Saturday morning, the 29th of August, sees a bigger swell – 7ft from the W – but the wind is a cross-off at 19 mph. It’s clean, but that’s a lot of power, and with a period of only 8 seconds, it’ll be a bit walled up and more suited to stronger surfers. The energy is strong at 870.

After that, the second week fades out. Sunday the 30th and Monday the 31st have some size (7ft to 8ft) but the wind shifts onshore or cross-off, and the quality drops. Tuesday the 1st of September morning has a nice 5ft swell with a light offshore wind, but it’s a bit ordinary. The afternoon gets better with 4ft and a clean offshore breeze – that’s your second-best bet, but it’s a long way out.

After the 1st of September, the surf drops off hard. The swell goes tiny, under 3ft, and the energy is weak until the 6th of September, when we get a pulse of 5ft, but the wind is onshore again. The 7th of September is a total mess with 25 mph onshore winds.

So, your best bet is absolutely Friday morning, 28th of August at Trez Hir. Clean, offshore, and a rare day when that spot actually works. The 1st of September afternoon is a promising backup, but treat it as a long-range hope. For the rest of the time, it’s mostly flat or messy.

Rusty out.

Short Range Forecast

Mostly dry. Warm (max 24°C on Mon afternoon, min 17°C on Mon night). Winds decreasing (fresh winds from the NE on Sun night, light winds from the SSE by Mon night).

Days 5-7 Weather Summary

Heavy rain (total 38mm), heaviest during Wed night. Warm (max 20°C on Wed afternoon, min 15°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the W by Fri night).

Sun
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
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
0
0
0
0
0
0
0
1
0
2
0
0
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
WSW
11
0.4
WSW
10
0.5
SE
6
0.5
SE
6
0.4
SW
8
0.5
WNW
11
0.7
WNW
10
0.6
WNW
10
0.6
WNW
9
0.5
W
8
1.7
SW
8
2.2
SW
9
2
SW
9
1.8
SW
7
1.2
WNW
10
1.1
W
9
1.7
WSW
6
2.1
W
8
2.2
WNW
8
1.9
WNW
8
Wave Graph
Metric surfscale
Energy kJ
74
38
16
18
25
66
88
72
61
33
371
698
640
336
282
203
237
537
629
419
Wind (km/h)
30
NE
30
ENE
30
ENE
10
WSW
10
E
15
S
15
SSW
15
SW
25
SSE
20
S
25
S
30
SW
25
SSW
10
SSE
15
NW
20
SW
30
W
30
W
30
W
15
WSW
Wind State
cross
cross
cross-on
cross-off
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross
cross
cross-on
off
cross
cross-off
cross-off
cross-off
cross-off
High Tide
2:58PM4.05m
3:35AM4.08m
3:57PM4.40m
4:22AM4.44m
4:39PM4.80m
5:00AM4.82m
5:14PM5.19m
5:33AM5.17m
5:46PM5.54m
6:04AM5.47m
6:17PM5.82m
6:35AM5.71m
6:48PM6.00m
Low Tide
9:21PM2.03m
9:46AM1.94m
10:19PM1.66m
10:35AM1.56m
11:01PM1.27m
11:13AM1.18m
11:36PM0.89m
11:47AM0.84m
00:08AM0.57m
12:19PM0.57m
00:40AM0.33m
12:51PM0.38m
1:11AM0.19m
part cloud
cloud
part cloud
cloud
clear
part cloud
clear
part cloud
part cloud
light rain
rain showers
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
rain showers
rain showers
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:24
7:26
7:28
7:28
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:19
9:16
9:15
9:13
9:10
9:08
9:07
 mm
1
22
2
2
5
3
3
Temp °C
23
21
21
24
20
19
20
19
19
20
19
18
18
18
17
18
18
18
18
18
Feels °C
19
13
14
21
18
18
19
18
17
17
18
13
14
15
15
15
15
13
13
15
  • 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 Trez Hir Surf forecast

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

Trez Hir is 12 km (7 miles) from the city of Camaret-sur-Mer. If you plan a holiday in Finistere - Brittany, look for hotels and other accommodation in Camaret-sur-Mer. Camaret-sur-Mer has rooms for a wide range of budgets as well as car hire and transport links.

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