Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
17.6°C
2.2° 

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 (15 Sep):

  • Afternoon surf: Afternoon surf (15 Sep, local time) - 3.5ft (1.1m), 5s period with W swell.
  • Evening surf: Evening surf (15 Sep, local time) - 2ft (0.6m), 6s period with WSW swell.

The current surf forecast for Harlech at 9PM is: 0.6m 6s primary swell from a West-southwest direction and 0.1m 7s secondary swell from a Southwest direction, 0.6m 5s secondary swell from a Northwest direction (forecast issued at 06:00pm September 15). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (15 Sep)--
Afternoon (15 Sep)3.5ft (1.1m)5s
Evening (15 Sep)2ft (0.6m)6s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed night. Very mild (max 16°C on Tue afternoon, min 12°C on Thu night). Mainly fresh winds.

Tue
15
Wednesday
16
Thursday
17
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
Rating
(10 max)
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
Wave
Height (m)
Direction
Period (s)
1.1
W
5
0.7
WSW
5
0.6
WSW
6
0.7
NW
5
1
NW
5
0.8
NW
5
0.7
NW
4
0.8
WNW
4
0.7
W
5
0.7
WSW
4
0.9
WSW
4
1.3
WSW
5
1.7
WSW
6
1.4
WSW
7
1.3
W
7
1.4
W
6
1.3
W
6
1.3
W
6
1.3
W
6
Wave Graph
Metric surfscale
Energy kJ
62
25
22
21
46
30
20
22
22
17
32
90
225
180
148
123
106
106
108
Wind (km/h)
25
W
20
NW
15
NW
15
NW
20
NW
15
NW
20
NW
20
WNW
20
W
25
SW
30
SW
30
SW
35
WSW
30
W
30
W
35
W
30
W
30
W
25
W
Wind State
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
High Tide
11:33PM4.10m
11:49AM3.87m
00:09AM3.70m
12:25PM3.54m
Low Tide
5:55PM0.63m
6:13AM0.85m
6:23PM0.90m
6:36AM1.16m
6:56PM1.20m
rain showers
rain showers
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
light rain
rain showers
part cloud
cloud
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:30
7:28
 mm
1
1
4
1
Temp °C
16
15
14
14
13
13
14
15
15
14
15
14
15
14
14
14
15
15
14
Feels °C
12
12
11
11
9
10
11
12
11
9
10
9
10
9
8
7
9
10
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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