Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 7 am 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.9°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 29 Aug 2026:

  • Best quality surf: Monday 31 Aug, 8AM (local time) - 10ft (3.0m), 10s period, W swell with offshore winds.
  • Most powerful swell: Monday 31 Aug, 2AM (local time) - 10ft (3.0m), 10s period, W swell with 1,773 kJ wave energy.
  • Next surfable swell (1★+): Monday 31 Aug, 8AM (local time) - 10ft (3.0m), 10s period with W 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 Monday (Aug 31) at 8AM. The primary swell is predicted to be 3.0m and 10s period. 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 3.0m 10s and forecast to arrive on Monday (Aug 31) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 7s period and expected on Sunday (Aug 30) at 11AM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Mon 31st Aug)10ft (3.0m) 10s
Best Surf 8AM (Mon 31st Aug)10ft (3.0m) 10s
Most Powerful 2AM (Mon 31st Aug)10ft (3.0m) 10s

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


The Lowdown

Alright folks, Rusty here. Let's get into it. We've got a solid 16-day window ahead, but it's a real mixed bag at Trez-Hir. The first few days are pretty rough, with onshore winds and messy conditions, so you'll want to be patient. The standout window is from Monday the 31st of August through to the first weekend of September, with the best of the best falling on that Monday and Tuesday.

Water temp is sitting right around average for this time of year at 64°, so no surprises there.

Right, let's start with the grim stuff. The weekend kicks off with a decent sized but messy swell. Saturday the 29th and Sunday the 30th have strong cross-off and cross winds, with waist to chest high swell but it's all over the place. The energy is moderate (868 on Saturday morning, 1566 Saturday afternoon, but it's not clean. Wait for the wind to swing.

Monday 31st August is the real gem. The morning sees a solid 8 ft west swell, a 10-second period, and a clean offshore northwesterly breeze. It's packing some serious energy (1316) and the conditions are looking excellent. The afternoon holds up too, with a 7 ft west swell and a lighter offshore wind. This is the day to ditch work or school – you'll be rewarded with clean, powerful waves.

Tuesday 1st September is still a good option, but not quite as good. The swell drops to 4 ft in the morning with a cross-on south wind, so it's not great. The afternoon is smaller and cross-shore. Still, if you're keen, there's a wave.

The middle of the week from Wednesday 2nd to Friday 4th is a bit of a write-off. The swell hangs around in the 3 ft to 6 ft range, but it's mostly cross-shore or weak, and the energy is moderate to low. The best of this period is Friday afternoon when the wind goes offshore again, swinging WNW, with a 5 ft swell and a 9-second period – good, but not a standout.

Saturday 5th September is another belter. The morning has a 6 ft groundswell from the WNW with a long 12-second period, packing a good punch of energy (796). The wind is light and cross-on, so it might be a bit soft, but the afternoon cleans right up with a light offshore northwesterly and a 5 ft swell. This is a solid second pick.

Sunday the 6th onwards the surf drops off and the wind turns onshore again. The second week is a bit of a dud, with tiny swell and weak energy. There's a small, long-period swell on Sunday the 13th of September, but it's only 2 ft to 2 ft – barely worth a paddle. The energy is low (191-220), but it's clean and offshore. Only for the hardcore with a longboard.

So, to sum it up: Monday 31st August is the clear winner. Big, clean, and powerful. Saturday 5th September is your backup. The rest of the 16 days is mostly a write-off, with a long gap of poor conditions from the 6th.

Rusty.

Short Range Forecast

Light rain (total 4mm), mostly falling on Sat morning. Very mild (max 19°C on Sat morning, min 17°C on Mon morning). Winds decreasing (strong winds from the WSW on Sat morning, calm by Mon night).

Days 4-6 Weather Summary

Some drizzle, heaviest during Thu morning. Very mild (max 19°C on Wed afternoon, min 16°C on Tue morning). Mainly fresh winds.

Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
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
2
0
0
1
3
3
2
0
0
0
0
0
0
0
1
1
0
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
SW
8
3
W
9
2.1
W
9
1.5
W
9
2.3
WSW
7
3
W
10
2.5
W
10
2.2
W
10
1.7
WNW
10
1.2
WNW
9
1
W
9
0.8
WNW
8
0.9
W
8
1.3
W
7
1.9
W
8
1.7
W
8
1.5
W
8
1.5
WNW
8
1.6
WNW
9
1.6
WNW
9
1.7
WNW
13
Wave Graph
Metric surfscale
Energy kJ
868
1566
710
328
572
1773
1316
942
563
243
162
90
99
177
500
393
309
300
406
443
908
Wind (km/h)
45
WSW
40
W
20
SW
30
SW
40
WSW
35
W
20
NW
15
NW
5
SW
15
S
15
SW
20
SW
25
SW
30
SW
20
SW
25
WSW
20
W
20
W
25
WNW
25
NW
10
N
Wind State
cross-off
cross-off
cross-off
cross
cross-off
cross-off
off
off
glassy
cross-on
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
High Tide
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
9:32AM5.24m
9:57PM5.03m
10:25AM4.84m
11:00PM4.58m
Low Tide
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
3:57PM1.04m
4:23AM1.27m
4:56PM1.42m
rain showers
clear
part cloud
cloud
thunderstorm
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
clear
light rain
part cloud
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:31
7:33
7:35
7:35
7:37
7:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:05
9:02
9:00
8:59
8:57
8:54
 mm
2
2
1
Temp °C
19
19
18
19
19
18
17
17
17
17
18
18
18
19
19
18
19
18
17
17
17
Feels °C
14
12
15
15
14
12
14
14
16
15
15
17
15
16
18
15
18
17
13
12
14
  • 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 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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