Trez Hir Surf Break

Lat Long: 48.35° N 4.70° W

Trez Hir 48 hour detailed Surf Forecast

Issued: 7 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trez Hir sea temperature is
17.4° C
0.6° 

Trez Hir surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Trez Hir today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 5.5ft (1.7m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 5ft (1.5m), 9s period with WNW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 0.5ft (0.1m), 16s period with SW swell.

The current surf forecast for Trez Hir at 2AM is: 2.1m 10s primary swell from a West-northwest direction and 0.1m 13s secondary swell from a Southwest direction (forecast issued at 07:00pm August 20). The wind direction is predicted to be offshore and the swell rating is 3.

Time (CEST) & DateWave HeightWave Period
Morning (21 Aug)5.5ft (1.7m)10s
Afternoon (21 Aug)5ft (1.5m)9s
Evening (21 Aug)0.5ft (0.1m)16s

Table - waves today at Trez Hir. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 23°C on Sun afternoon, min 14°C on Sat morning). Winds increasing (light winds from the NNW on Fri morning, fresh winds from the NE by Sun afternoon).

Thu
20
Friday
21
Saturday
22
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
3
3
3
3
2
2
2
2
0
0
0
0
0
0
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)
2.3
WNW
10
2.2
WNW
10
2.1
WNW
10
2.1
WNW
10
2
WNW
10
1.8
WNW
10
1.7
WNW
10
1.5
WNW
9
1.5
WNW
9
0.1
SW
16
0.1
SW
16
0.1
SW
15
0.6
W
8
0.6
W
10
0.5
W
10
0.5
W
10
0.5
W
9
0.5
W
9
0.4
W
9
Wave Graph
Metric surfscale
Energy kJ
963
887
815
832
746
603
495
377
339
10
10
9
51
65
46
45
43
41
25
Wind (km/h)
20
WNW
20
NW
15
NNW
15
NW
15
NNW
10
NNW
15
NW
15
NW
25
NNW
25
NNW
20
NNW
15
NNW
15
NNE
10
NNE
10
NE
20
NNW
25
NNE
30
NE
25
ENE
Wind State
cross-off
off
off
off
off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
off
cross-off
cross
cross
High Tide
11:13PM4.13m
11:47AM4.03m
00:35AM3.82m
1:26PM3.88m
Low Tide
5:13PM1.83m
5:39AM2.03m
6:20PM2.14m
6:56AM2.27m
7:54PM2.24m
clear
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:20
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:23
9:22
9:21
 mm
Temp °C
18
18
17
17
17
16
17
17
17
16
15
15
15
14
16
18
20
19
17
Feels °C
14
15
14
15
15
15
15
14
13
11
11
12
12
12
14
15
15
13
13
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trez Hir surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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