Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 7 am 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.9° C
0.1° 

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 19 Aug 2026:

  • Best quality surf: Wednesday 19 Aug, 2PM (local time) - 6ft (1.9m), 10s period, WNW swell with offshore winds.
  • Most powerful swell: Thursday 20 Aug, 5PM (local time) - 7.5ft (2.3m), 10s period, WNW swell with 963 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 19 Aug, 2PM (local time) - 6ft (1.9m), 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 Wednesday (Aug 19) at 2PM. The primary swell is predicted to be 1.9m and 10s period with a secondary swell of 0.1m and 16s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Trez Hir in the next 16 days are 2.3m 10s and forecast to arrive on Thursday (Aug 20) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 8s period and expected on Friday (Aug 21) at 8PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Wed 19th Aug)6ft (1.9m) 10s
Best Surf 2PM (Wed 19th Aug)6ft (1.9m) 10s
Most Powerful 5PM (Thu 20th Aug)7.5ft (2.3m) 10s

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


The Lowdown

Alright folks, Rusty here. Let’s talk about what’s cookin’ at Trez Hir.

First off, the water temp is sitting right around 64°F, which is pretty much normal for this time of year, so no worries there.

The next couple of days are a bit of a write-off, to be honest. Wednesday and Thursday have some size but the wind is messy and the swell is short-period, giving us weak energy (212) and then moderate (753-1611). It’s just not clean enough to get excited about.

Friday the 21st is where things start to look up. We’ve got a clean 5ft to 6ft swell from the WNW with offshore winds – gentle offshore in the morning, moderate offshore in the afternoon. The swell period is a short 9 seconds, so it won’t be the most powerful, but the clean conditions will make it fun. The combined energy is moderate (545 and 381). This is the best of the early window.

Then we hit a dry spell. From Saturday the 22nd through to Monday the 24th, it’s flat and blown out – tiny waves, fresh cross-shore winds, lumpy conditions. Nothing for a surfer to bother with.

Tuesday the 25th is still small, just 2ft to 2ft, with a bit more period (11 seconds) but the energy is weak (83-105). It’s not going to be pumping.

Now, keep your eyes on Wednesday the 26th. That’s a standout. The morning is glassy with a light SSW breeze, and the afternoon is dead calm – glassy as it gets. The swell is 5ft to 5ft from the WNW with a short 8-second period, but with that kind of glassy surface, it’ll be fun and clean. The combined energy is moderate (498 and 337). For a rarely breaking spot like Trez Hir, this is a real treat.

Thursday the 27th picks up in size to 6ft-8ft but the wind goes cross-offshore and it’s a bit lumpy, so it’s a marginal call.

The end of the month and start of September is a mixed bag. Friday the 28th through Sunday the 30th is mostly onshore, choppy, and poor. But then Monday the 31st of August brings a serious pulse: 12ft from the west with a period of 11 seconds, offshore winds, and massive energy (3036). That’s a big, powerful swell – definitely for experts only. The wind is fresh offshore, so it’ll be clean, but the sheer size will be intimidating.

The first week of September starts dropping off, but Thursday the 3rd of September afternoon could be a sneaky good one – 8ft from the WSW, 8 seconds, light cross-offshore wind, and very good conditions expected. That’s one to watch.

Overall, the best windows are Friday the 21st for a clean, fun session, and Wednesday the 26th for the glassy conditions. The big swell at the end of August is for the brave.

Rusty.

Short Range Forecast

Light rain (total 4mm), mostly falling on Wed morning. Very mild (max 19°C on Wed morning, min 15°C on Fri night). Winds decreasing (fresh winds from the SW on Wed morning, light winds from the WNW by Thu night).

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Mon afternoon. Warm (max 21°C on Sun afternoon, min 15°C on Sat morning). Winds increasing (light winds from the N on Sat morning, fresh winds from the NE by Mon morning).

Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
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
2
0
2
2
3
2
2
0
0
0
0
0
0
0
0
0
0
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)
1.6
W
6
1.8
WNW
11
2
WNW
9
2.4
WNW
9
2.3
WNW
10
2.1
WNW
10
1.7
WNW
9
1.6
WNW
9
0.1
SW
15
0.5
W
10
0.5
W
9
0.4
W
9
0.3
W
9
0.2
W
9
0.2
W
8
0.2
W
9
0.2
W
9
0.2
WNW
12
0.6
WNW
11
0.7
WNW
10
2.2
WSW
7
Wave Graph
Metric surfscale
Energy kJ
194
743
595
938
963
832
528
364
9
46
42
25
14
6
8
7
7
15
78
90
459
Wind (km/h)
20
NNW
25
WNW
30
W
25
W
25
W
15
WNW
15
WNW
25
NNW
20
N
15
N
25
N
20
NE
35
ENE
35
NE
35
NE
35
ENE
20
ENE
15
ENE
15
N
20
W
15
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
cross-off
cross-off
cross
High Tide
10:00AM4.81m
10:21PM4.57m
10:44AM4.39m
11:13PM4.13m
11:47AM4.03m
00:35AM3.82m
1:26PM3.88m
2:22AM3.82m
2:58PM4.05m
3:35AM4.08m
3:57PM4.40m
4:22AM4.44m
4:39PM4.80m
5:00AM4.82m
Low Tide
4:24PM1.42m
4:45AM1.64m
5:13PM1.83m
5:39AM2.03m
6:20PM2.14m
6:56AM2.27m
7:54PM2.24m
8:33AM2.23m
9:21PM2.03m
9:46AM1.94m
10:19PM1.66m
10:35AM1.56m
11:01PM1.27m
rain showers
clear
part cloud
rain showers
part cloud
part cloud
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
rain showers
heavy rain
light rain
mod rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:18
7:20
7:20
7:22
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:25
9:23
9:22
9:21
9:19
9:16
9:15
 mm
3
1
1
12
5
7
3
9
Temp °C
19
19
18
18
18
18
17
17
16
16
18
17
19
21
20
18
18
17
16
16
17
Feels °C
15
16
14
14
14
15
15
13
11
13
14
12
12
14
13
11
16
15
16
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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