Harlech Surf Break

Harlech 48 hour detailed Surf Forecast

Lat Long: 52.84° N 4.12° W

Issued: 12 pm 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) - 2ft (0.6m), 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 8PM is: 1.0m 6s primary swell from a Southwest direction and 0.1m 9s secondary swell from a West direction (forecast issued at 12:00pm June 18). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (18 Jun)2ft (0.6m)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 Fri afternoon. Very mild (max 18°C on Fri morning, min 13°C on Fri night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sun
21
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
4 AM
7 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
Wave
Height (m)
Direction
Period (s)
0.6
SW
4
0.7
SW
4
0.9
SW
5
1
SW
6
0.8
SW
6
0.8
SW
6
0.9
SW
6
0.9
SW
6
1.1
SW
7
1.2
SW
7
1.3
SW
7
1.2
SW
7
1.1
SW
7
1.1
SW
7
0.9
WSW
8
0.8
WSW
8
0.6
SW
8
0.6
WSW
8
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
16
21
49
67
53
54
62
58
100
143
169
156
121
136
98
72
45
37
27
21
14
14
14
8
Wind (km/h)
15
S
20
S
20
SSW
15
S
15
S
15
S
20
S
20
S
25
S
30
S
25
SSW
20
S
20
SSW
25
SSW
20
SW
15
SW
10
SW
10
WSW
5
SW
0
WNW
5
NNE
10
ENE
10
ENE
10
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
off
off
off
High Tide
11:07AM4.15m
11:28PM4.53m
11:56AM3.88m
00:18AM4.30m
12:48PM3.59m
1:12AM4.01m
Low Tide
6:20PM0.53m
6:59AM0.27m
7:09PM0.68m
7:50AM0.44m
7:58PM0.85m
part cloud
cloud
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
rain showers
light rain
light rain
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<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
1
3
3
1
1
Temp °C
16
17
17
16
17
17
17
17
17
18
16
16
16
15
13
14
15
15
15
16
15
14
14
15
Feels °C
14
15
15
15
16
16
15
15
14
14
13
14
14
12
10
12
14
13
14
16
15
13
12
13
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
9
0.1
SW
9
0.1
W
9
0.1
W
9
0.7
SW
6
0.8
SW
6
0.7
WSW
6
0.9
SW
6
0.9
WSW
8
0.8
WSW
8
0.6
SW
8
0.6
WSW
8
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
3
3
2
2
40
54
35
58
103
72
45
37
27
21
14
14
14
8
Swell 2
Height (m)
Direction
Period (s)
0.1
NW
4
Energy kJ
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.6
SW
4
0.7
SW
4
0.9
SW
5
1
SW
6
0.8
SW
6
0.3
SSE
3
0.9
SW
6
0.5
S
3
1.1
SW
7
1.2
SW
7
1.3
SW
7
1.2
SW
7
1.1
SW
7
1.1
SW
7
0.9
WSW
8
0.5
WSW
4
Energy kJ
16
21
49
67
53
1
62
5
100
143
169
156
121
136
98
11
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
137
137
263
189
137
151
143
137
151
291
150
137
263
143
61
143
26
26
26
130
130
130
130
145
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
1
1
1
1
2
2
2
1
1
1
1
1
1
1
1
1
1
2
Header Global
Rating
(10 max)
9
9
5
5
5
5
5
6
6
7
5
4
7
6
5
5
4
5
5
5
5
9
9
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

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 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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