Harlech Surf Break

Harlech 48 hour detailed Surf Forecast

Lat Long: 52.84° N 4.12° W

Issued: 6 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
15.3° C

2.1°C warmer than normal for this time of year

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


How big are the waves at Harlech today (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 2.5ft (0.7m), 4s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 3ft (0.9m), 5s period with SW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 3.5ft (1.0m), 6s period with SW swell.

The current surf forecast for Harlech at 11AM is: 0.7m 4s primary swell from a Southwest direction and 0.1m 9s secondary swell from a Southwest direction, 0.1m 7s secondary swell from a Southwest direction (forecast issued at 06:00am June 18). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (18 Jun)2.5ft (0.7m)4s
Afternoon (18 Jun)3ft (0.9m)5s
Evening (18 Jun)3.5ft (1.0m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 18°C on Fri morning, min 13°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sun
21
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
5
0.5
SW
4
0.7
SW
4
0.9
SW
5
0.9
SW
5
1
SW
6
0.8
SW
6
0.8
SW
6
0.8
SW
6
0.9
SW
6
1.1
SW
6
1.1
SW
7
1.3
SW
7
1.1
SW
7
0.9
SW
7
0.7
SW
8
0.8
SW
8
0.6
SW
7
0.5
SW
7
0.4
WSW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.3
SW
7
Wave Graph
Metric surfscale
Energy kJ
17
9
20
32
49
69
53
54
54
58
97
121
160
118
91
60
67
44
27
21
14
14
14
8
Wind (km/h)
15
SSE
15
SSE
15
S
20
S
20
SSW
15
S
15
S
15
S
20
S
20
S
25
S
25
S
25
SSW
20
S
15
S
20
SSW
15
SW
10
WSW
5
WSW
10
WNW
10
W
5
W
5
NNE
10
ENE
Wind State
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
on
on
on
glassy
glassy
off
High Tide
11:07AM4.15m
11:28PM4.53m
11:56AM3.88m
00:18AM4.30m
12:48PM3.59m
Low Tide
6:08AM0.15m
6:20PM0.53m
6:59AM0.27m
7:09PM0.68m
7:50AM0.44m
7:58PM0.85m
clear
cloud
part cloud
light rain
light rain
light rain
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
rain showers
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
4:50
4:50
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:44
9:44
9:44
9:45
 mm
1
2
1
1
1
2
1
1
Temp °C
13
14
16
17
16
16
17
17
17
16
17
18
17
16
16
15
15
15
15
16
16
16
15
14
Feels °C
11
12
14
15
13
15
16
16
15
14
14
15
14
14
15
13
13
14
15
14
15
15
14
13
Swell 1
Height (m)
Direction
Period (s)
0.6
SW
5
0.5
SW
4
0.1
SW
9
0.1
SW
9
0.1
W
9
0.1
W
9
0.7
WSW
6
0.8
SW
6
0.7
WSW
6
0.9
SW
6
0.9
SW
7
0.7
SW
8
0.4
WSW
8
0.6
SW
7
0.5
SW
7
0.4
WSW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.3
SW
7
Energy kJ
17
9
3
3
2
2
35
54
37
58
91
60
23
44
27
21
14
14
14
8
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
10
0.1
SW
9
0.1
SW
7
0.5
SW
4
Energy kJ
4
3
2
10
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
7
Energy kJ
2
Wind waves
Height (m)
Direction
Period (s)
0.3
SSE
3
0.7
SW
4
0.9
SW
5
0.9
SW
5
1
SW
6
0.8
SW
6
0.3
SSE
3
0.8
SW
6
0.5
S
3
1.1
SW
6
1.1
SW
7
1.3
SW
7
1.1
SW
7
0.8
SW
8
0.2
WNW
3
Energy kJ
1
20
32
49
69
53
1
54
5
97
121
160
118
67
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
137
137
137
263
263
137
137
151
150
150
151
291
150
43
137
128
137
26
26
281
281
131
130
130
Best forecast wave conditions in Mid Wales
Rating
(10 max)
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
2
2
2
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
9
9
9
5
5
5
5
6
6
6
6
7
4
4
4
4
4
5
5
9
9
4
9
  • 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

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Harlech 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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