Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 1 am 27 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
18.0°C
0.2° 

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 27 Aug 2026:

  • Best quality surf: Monday 31 Aug, 8PM (local time) - 6ft (1.9m), 10s period, W swell with offshore winds.
  • Most powerful swell: Saturday 29 Aug, 11PM (local time) - 8ft (2.5m), 9s period, W swell with 1,216 kJ wave energy.
  • Next surfable swell (1★+): Thursday 27 Aug, 5PM (local time) - 2.5ft (0.8m), 6s period with SW 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 Thursday (Aug 27) at 5PM. The primary swell is predicted to be 0.8m and 6s period with a secondary swell of 0.6m and 8s. The wind is predicted to be cross-offshore 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 Saturday (Aug 29) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Friday (Aug 28) at 5PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Thu 27th Aug)2.5ft (0.8m) 6s
Best Surf 8PM (Mon 31st Aug)6ft (1.9m) 10s
Most Powerful11PM (Sat 29th Aug)8ft (2.5m) 9s

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


The Lowdown

Alright, I’m lookin’ at the full 16-day stretch for Trez Hir, and honestly, most of this run is a bit of a struggle. This spot is a rare-breaks setup, so it’s already a challenge to get good surf, and the forecast doesn’t do us too many favours. There’s a long stretch of poor-to-marginal conditions from the start through September 3rd, with the odd moment of ordinary surfable waves but nothing worth paddling out for if you’re hoping for quality. The block from August 27th to September 3rd is a run of mostly messy, cross-onshore winds, short period, weak energy, and a lot of poor surf conditions. It’s a real blank patch.

The water’s sitting at 64° with a small 0.4° anomaly, so it’s about average for the time of year—nothing to worry about.

Now, the real standout—and I mean *the* standout—hits on Friday, September 4th. That afternoon we’ve got a 6 ft swell from the WNW, a nice long 12-second period, and the combined energy pumps up to 1501 (strong wave energy). That’s proper groundswell, and with a quick stiff offshore breeze from the NW, the waves are gonna be clean and lined up. The swell’s over 8 ft in the morning, so it’s pushing big enough to be for experienced surfers only, but the afternoon settles into a solid 6 ft with cross-offshore winds from the WNW, which keeps it really clean. That’s a session worth the wait.

The Friday September 4th afternoon is the best on offer, no doubt. The swell direction matches Trez Hir’s preferred SSW? No, but the WNW is working—it’s exposed, the period’s long, the wind’s good, and the wave quality is tagged as excellent for experienced surfers. The crowd factor is “sometimes,” so you might share it, but it’s worth it.

The rest of the run after September 4th fades back into marginal or poor conditions, with more cross-shore winds and shorter period swell. There’s a brief moment on the morning of September 9th with a 7 ft swell from the W, but period’s only 7 seconds, so it’s a wonky, choppy mess. Sunday September 6th morning has a glassy 4 ft from the W with a 10-second period, but the score’s low and it’s ordinary. Hard to get excited.

Truth is, if you’re mobile and keen, you bank the Friday September 4th afternoon session. The rest of the window is a write-off. Trez Hir’s a rare-breaker, and this forecast shows exactly why.

Rusty

Short Range Forecast

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 19°C on Thu afternoon, min 17°C on Thu morning). Winds increasing (calm on Thu night, strong winds from the SW by Sat afternoon).

Days 4-6 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Very mild (max 19°C on Sun morning, min 16°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, light winds from the WNW by Mon night).

Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
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
1
0
0
0
0
0
2
0
0
0
2
2
2
2
0
1
0
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)
0.8
SW
7
0.8
SW
6
0.7
WNW
10
0.9
WNW
9
0.8
WNW
9
1.7
W
7
2.3
WSW
8
2.5
WSW
8
2.3
W
9
1.8
WNW
9
1.4
WNW
9
2.5
W
9
2.4
W
9
2
W
10
1.6
W
9
1.3
W
9
1.1
W
9
0.9
WNW
8
0.7
WNW
8
0.6
W
8
1.1
WNW
7
Wave Graph
Metric surfscale
Energy kJ
60
60
80
141
92
274
613
956
885
577
340
1093
979
792
450
269
194
115
60
45
140
Wind (km/h)
20
SSW
10
WSW
5
SW
15
WSW
30
WSW
30
SSW
40
SW
40
WSW
20
WSW
20
SW
30
SW
35
WSW
25
WSW
20
W
15
WNW
15
W
20
W
15
NNW
5
WNW
15
WSW
15
WSW
Wind State
cross-on
cross-off
glassy
cross-off
cross-off
cross
cross
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
glassy
cross-off
cross-off
High Tide
5:46PM5.54m
6:04AM5.47m
6:17PM5.82m
6:35AM5.71m
6:48PM6.00m
7:06AM5.85m
7:20PM6.06m
7:38AM5.88m
7:53PM5.99m
8:13AM5.78m
8:30PM5.79m
8:50AM5.57m
9:10PM5.46m
Low Tide
11:47AM0.84m
00:08AM0.57m
12:19PM0.57m
00:40AM0.33m
12:51PM0.38m
1:11AM0.19m
1:23PM0.29m
1:43AM0.18m
1:56PM0.31m
2:16AM0.29m
2:31PM0.45m
2:52AM0.52m
3:10PM0.70m
3:33AM0.86m
cloud
part cloud
part cloud
clear
part cloud
rain showers
rain showers
part cloud
part cloud
rain showers
clear
thunderstorm
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
7:31
7:31
7:33
7:35
7:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:10
9:08
9:07
9:05
9:02
9:00
8:59
 mm
1
2
1
5
Temp °C
18
19
18
18
18
18
19
19
18
19
19
18
18
18
17
17
17
17
16
18
17
Feels °C
16
18
18
16
14
14
13
11
13
16
16
12
15
15
15
16
15
15
15
17
16
  • 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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