Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 am 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
16.9°C
1.8° 

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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 1.5ft (0.4m), 4s period with SW swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 0.5ft (0.2m), 4s period with WSW swell.
  • Evening surf: Evening surf (22 Sep, local time) - 0.5ft (0.1m), 12s period with W swell.

The current surf forecast for Harlech at 10AM is: 0.3m 4s primary swell from a West-southwest direction and 0.1m 6s secondary swell from a West direction (forecast issued at 06:00am September 22). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (22 Sep)1.5ft (0.4m)4s
Afternoon (22 Sep)0.5ft (0.2m)4s
Evening (22 Sep)0.5ft (0.1m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 18°C on Thu afternoon, min 10°C on Wed night). Wind will be generally light.

Tuesday
22
Wednesday
23
Thursday
24
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
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
Swell
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)
0.4
SW
4
0.4
SW
4
0.3
WSW
4
0.3
SW
4
0.2
WSW
4
0.1
W
12
0.1
W
12
0.1
W
17
0.1
W
16
0.4
WSW
4
0.4
W
4
0.1
W
14
0.5
NNW
4
0.5
NNW
4
0.1
W
7
0.1
SW
7
0.1
SW
6
0.1
SW
6
0.1
W
7
0.4
S
3
0.4
SSW
4
0.5
SW
4
0.4
SW
4
Wave Graph
Metric surfscale
Energy kJ
4
4
3
2
1
3
3
6
5
4
4
5
10
11
1
2
2
2
1
2
7
9
7
Wind (km/h)
10
SSW
10
SSW
10
S
10
SSW
5
SSW
5
S
10
S
10
S
15
SW
15
W
15
NW
20
NNW
15
NNE
10
NNE
10
NE
10
E
10
ESE
10
ESE
10
SE
15
S
15
SSW
10
S
15
S
Wind State
cross-on
cross-on
cross
cross-on
cross
cross
cross
cross
cross-on
on
cross-on
cross
cross-off
cross-off
cross-off
off
off
off
cross-off
cross
cross
cross
cross
High Tide
6:18AM2.86m
6:34PM3.22m
6:57AM3.16m
7:10PM3.58m
7:29AM3.49m
7:41PM3.93m
Low Tide
12:52PM1.39m
1:28AM1.10m
1:37PM1.08m
2:07AM0.77m
2:15PM0.78m
part cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
rain showers
rain showers
cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:01
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:14
7:10
 mm
1
1
Temp °C
16
16
16
17
17
17
17
17
17
16
15
14
15
13
12
11
11
10
13
16
18
17
16
Feels °C
16
16
16
17
18
18
17
17
16
14
14
11
12
11
10
8
8
7
11
13
16
16
15
  • 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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