Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 1 am 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.6°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 31 Aug 2026:

  • Best quality surf: Monday 31 Aug, 11AM (local time) - 10ft (3.0m), 10s period, W swell with offshore winds.
  • Most powerful swell: Monday 31 Aug, 8AM (local time) - 10ft (3.0m), 10s period, W swell with 1,732 kJ wave energy.
  • Next surfable swell (1★+): Monday 31 Aug, 11AM (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 11AM. 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 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 10s period and expected on Sunday (Sep 06) at 2PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Mon 31st Aug)10ft (3.0m) 10s
Best Surf11AM (Mon 31st Aug)10ft (3.0m) 10s
Most Powerful 8AM (Mon 31st Aug)10ft (3.0m) 10s

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


The Lowdown

Alright folks, it’s Rusty here. Let's have a look at what’s on the cards for the next couple of weeks.

We’re starting off with a bang, but it’s a bit of a deceiving one. The first real opportunity is a big, powerful swell that’s not for the faint of heart.

Monday, August 31st is the kick-off, and it’s a heavy one. Trez Hir is absolutely pumping with a solid 10 ft swell thumping in from the west. The wave energy is right up there (1545), and it’s got a moderate, clean offshore wind from the WNW. The water temp is sitting at 64°, which is pretty much normal for this time of year. This is a serious session, but only for seasoned surfers – 10 ft is heavy, and the period is a tight 10 seconds, so it’ll be a powerful, fast-moving wall. The outside sets are going to be a mission to get through. The afternoon drops a touch to 8 ft, but still pumping with good energy.

Tuesday, September 1st sees the swell drop off fast. Wind shifts to a light cross-on from the SSW and the waves get messy. Not worth paddling out.

Wednesday, September 2nd through to Thursday, September 3rd is a write-off. Strong cross-shore winds and small, weak, choppy surf. The swell energy is moderate at best, but the wind is just ruining it.

Friday, September 4th we get a bit of a reprieve. The swell bumps up to 5 ft in the morning and 6 ft in the afternoon from the WNW, with a period of 10-11 seconds. The wind goes clean offshore or cross-off, making for much better shape. The wave energy is moderate-strong (567-645). This is a solid, surfable day for the capable intermediate.

Now, here’s the standout. Saturday, September 5th is the one to circle on the calendar. Morning session is looking prime. We’ve got a clean 7 ft swell from the WNW, but the period jumps to 13 seconds – that’s proper groundswell energy. The wind is a light cross-off from the NNE, keeping it glassy. The wave energy is huge (1555). This is excellent, powerful surf. It’s a bit big, so the experts will be in their element, but a strong intermediate could handle it. The afternoon drops to 6 ft with a 12-second period, still clean, but the energy is still strong.

Sunday, September 6th the swell plummets. Small, weak, and messy. The wind goes onshore, so it’s a flat, grovelly day.

Monday, September 7th through to Tuesday, September 8th is a mixed bag. There’s a weird, long-period (15 seconds) 2 ft swell on the Monday, but it’s barely there. The real action comes back on Tuesday afternoon: a clean 7 ft swell from the WNW with a 10-second period, a light offshore wind, and solid wave energy (718). That’s a good session for the Tuesday arvo.

Wednesday, September 9th starts with a fresh cross-shore and rain – messy. The afternoon cleans up with a gentle offshore, but the swell is down to 5 ft.

From Thursday, September 10th all the way through to Tuesday, September 15th, it’s pretty much flat. We’re talking a solid week of small, weak, choppy, or onshore junk. The energy is low, and the winds are mostly terrible. The last day, Tuesday, September 15th, has a glassy 3 ft wave from the west, but it’s just a very ordinary, small wave.

So, the best on offer is without a doubt Saturday, September 5th – that big, clean, long-period groundswell is the genuine highlight. The Tuesday afternoon session on the 8th is a solid runner-up.

Stay safe, check the tides, and I’ll see you in the water.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 19°C on Wed afternoon, min 16°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Mon night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 20°C on Thu night, min 15°C on Fri night). Wind will be generally light.

Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
3
1
1
1
0
0
1
0
0
1
2
2
3
4
2
0
0
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)
3
W
10
2.4
W
10
2
WNW
10
1.3
WNW
9
1
W
9
0.9
W
8
0.9
W
8
1.5
W
7
1.6
W
8
1.3
W
8
1.4
W
8
1.4
W
8
1.6
WNW
11
1.8
WNW
10
2
WNW
12
2.2
WNW
13
1.9
WNW
12
1.5
WNW
11
1.1
WNW
10
0.4
W
9
0.4
W
9
Wave Graph
Metric surfscale
Energy kJ
1545
1138
712
283
162
108
99
246
338
203
253
283
551
637
1163
1548
1027
499
235
27
25
Wind (km/h)
25
WNW
20
WNW
5
WNW
10
SSW
15
WSW
15
WSW
25
SW
25
SW
15
SW
20
SW
20
SW
20
SW
15
W
15
NW
15
NNW
10
NNE
25
N
20
ENE
15
ESE
15
NNW
15
NE
Wind State
off
off
glassy
cross-on
cross-off
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-off
cross
High Tide
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
11:39AM4.48m
00:33AM4.27m
1:22PM4.40m
2:18AM4.37m
Low Tide
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
5:30AM1.65m
6:18PM1.69m
7:02AM1.85m
7:58PM1.66m
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:33
7:35
7:35
7:37
7:39
7:39
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:02
9:00
8:59
8:57
8:54
8:52
8:51
 mm
Temp °C
18
18
17
17
17
18
18
19
19
19
19
20
20
18
17
16
18
16
17
21
21
Feels °C
15
15
15
16
15
17
15
17
17
18
17
19
19
18
15
15
14
11
14
19
18
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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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