Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir Surf Forecast and Surf Report

Issued: 1 am 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.2°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 15 Sep 2026:

  • Best quality surf: Wednesday 16 Sep, 5PM (local time) - 7.5ft (2.3m), 11s period, WNW swell with offshore winds.
  • Most powerful swell: Friday 18 Sep, 8AM (local time) - 8ft (2.5m), 15s period, WNW swell with 3,200 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 15 Sep, 11AM (local time) - 2.5ft (0.7m), 11s 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 Tuesday (Sep 15) at 11AM. The primary swell is predicted to be 0.7m and 11s period with a secondary swell of 0.7m and 8s. 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 2.5m 15s and forecast to arrive on Friday (Sep 18) at 8AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Tuesday (Sep 15) at 2PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Tue 15th Sep)2.5ft (0.7m) 11s
Best Surf 5PM (Wed 16th Sep)7.5ft (2.3m) 11s
Most Powerful 8AM (Fri 18th Sep)8ft (2.5m) 15s

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


The Lowdown

Alright folks, Rusty here, with a look at what’s on the cards for Trez Hir. Gotta be honest, this place is a bit of a diva – it rarely breaks, so when it does, you gotta be on it. The water’s sitting at a pretty normal 63° for this time of year, so nothing unusual there.

The first real sniff of action comes on Tuesday the 15th. Morning’s a write-off with a weak 2ft swell and a NW wind onshore, but the afternoon shows some promise. The swell bumps up to 6ft from the WNW with a short 8-second period, and the wind swings offshore from the NW. The energy’s still modest, but it could be a fun little session if you’re not expecting much.

Wednesday the 16th is where things start to get interesting. Morning sees a solid 8ft WNW swell with a 10-second period, and while the wind is cross-off, it’s a bit gusty. But the real standout is Wednesday afternoon. We’re looking at a powerful 8ft groundswell from the WNW with an 11-second period, and the energy is pumping. That, paired with offshore NNW wind, is going to produce some excellent, clean waves for experienced surfers.

Friday the 18th is the absolute highlight of the whole window. We’ve got a very long-period, 14-second groundswell from the same WNW direction, pushing 10ft. The wind is a light offshore from the WNW in the morning, making for glassy conditions. This is a serious, expert-level swell. Trez Hir doesn’t offer this kind of quality often, so if you can handle it, this is the day to clear your schedule. Given that this break rarely breaks, this is a proper event.

The weekend calms down a lot. Saturday the 19th has a manageable 6ft swell but cross-shore wind and a chop. Sunday the 20th looks clean with a glassy, calm morning on a 5ft NW swell. It’s a nice day for a longboard, but nothing compared to Friday.

Further out, there’s another solid window around the 23rd and 24th of September, with a long-period 14 to 15-second swell arriving. On the 25th, the afternoon gets a clean offshore breeze and a 5ft groundswell. It’s promising, but remember, these long-range calls are a bit less certain.

After the 25th, it fades away into tiny, messy surf, with a few clean but weak pulses on the 29th and 30th. Overall, we have about a week of potential action before a noticeable drop.

The pick of the whole forecast? No question: Friday the 18th of September. Big, clean, powerful groundswell – that’s your session.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Thu afternoon. Very mild (max 18°C on Tue morning, min 15°C on Wed night). Winds increasing (light winds from the W on Wed night, fresh winds from the W by Thu afternoon).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 18°C on Sat morning, min 16°C on Fri morning). Wind will be generally light.

Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
2
2
2
4
2
0
2
3
4
3
2
1
3
3
2
3
1
1
2
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
WNW
11
1.7
WNW
8
1.9
WNW
8
2.3
WNW
10
2.3
WNW
11
1.9
WNW
11
1.7
WNW
10
2
WNW
9
2.2
WNW
10
3
WNW
14
2.5
WNW
14
2
WNW
13
1.8
WNW
12
1.7
WNW
11
1.7
WNW
11
1.6
WNW
10
1.6
WNW
10
1.8
WNW
12
1.6
WNW
12
1.4
WNW
12
1.3
WNW
12
Wave Graph
Metric surfscale
Energy kJ
107
412
516
1040
1260
792
561
637
942
3184
2358
1321
939
764
672
522
522
859
727
579
483
Wind (km/h)
20
NNW
25
NW
20
NW
25
NNW
25
NNW
20
WNW
30
WSW
25
NW
20
NW
15
WNW
20
W
20
SW
20
SW
15
W
10
WNW
5
SSE
15
NNW
15
ENE
15
E
15
N
15
ENE
Wind State
off
off
off
cross-off
off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross
cross-off
cross-off
glassy
off
cross
cross-on
cross-off
cross
High Tide
8:09AM5.65m
8:26PM5.48m
8:41AM5.30m
8:59PM5.03m
9:15AM4.88m
9:35PM4.56m
9:54AM4.44m
10:20PM4.10m
10:49AM4.02m
11:36PM3.73m
12:33PM3.78m
1:46AM3.69m
2:26PM3.95m
3:07AM4.00m
Low Tide
2:30PM0.58m
2:46AM0.81m
3:04PM0.97m
3:20AM1.24m
3:41PM1.40m
3:58AM1.68m
4:27PM1.84m
4:49AM2.09m
5:33PM2.19m
6:10AM2.36m
7:13PM2.32m
7:55AM2.33m
8:47PM2.09m
part cloud
clear
clear
clear
part cloud
cloud
cloud
rain showers
part cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:54
7:56
7:56
7:58
8:00
8:00
8:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:31
8:30
8:28
8:25
8:23
8:22
8:20
 mm
2
Temp °C
18
17
17
16
16
16
17
17
16
16
16
16
18
18
17
16
18
18
18
23
22
Feels °C
17
13
13
13
12
13
13
13
12
13
13
13
16
17
16
17
16
17
16
21
20
  • 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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