Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 pm 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
17.2°C
2.0° 

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 (19 Sep):

  • Afternoon surf: Afternoon surf (19 Sep, local time) - 4.5ft (1.3m), 7s period with WSW swell.
  • Evening surf: Evening surf (19 Sep, local time) - 3.5ft (1.1m), 6s period with WSW swell.

The current surf forecast for Harlech at 11PM is: 1.0m 7s primary swell from a West-southwest direction (forecast issued at 06:00pm September 19). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (19 Sep)--
Afternoon (19 Sep)4.5ft (1.3m)7s
Evening (19 Sep)3.5ft (1.1m)6s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sat afternoon, min 11°C on Sun night). Winds decreasing (fresh winds from the W on Sat night, light winds from the WSW by Sun afternoon).

Sat
19
Sunday
20
Monday
21
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)
1.3
WSW
7
1.1
WSW
6
1
WSW
7
1.2
W
5
1.1
W
5
1.1
W
5
0.6
WSW
6
0.5
NW
5
0.4
WSW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.2
WSW
6
0.4
SW
4
0.5
SW
4
0.5
SW
4
0.5
SW
4
0.4
WSW
4
0.4
SW
4
Wave Graph
Metric surfscale
Energy kJ
164
77
99
64
57
60
23
13
15
10
10
10
4
4
7
9
9
7
4
Wind (km/h)
25
WSW
30
WSW
25
W
30
W
25
WNW
25
WNW
25
WNW
15
WNW
10
WNW
5
WSW
5
S
10
SSE
10
SSE
10
S
10
S
10
S
10
S
10
S
10
S
Wind State
cross-on
on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
High Tide
2:01PM2.86m
2:53AM2.60m
3:54PM2.70m
5:10AM2.61m
5:43PM2.89m
Low Tide
9:19PM1.69m
9:58AM1.81m
11:13PM1.68m
11:45AM1.68m
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:21
7:17
 mm
Temp °C
17
17
15
14
13
12
13
13
13
12
11
11
11
12
13
15
16
16
16
Feels °C
13
12
10
8
8
6
8
9
11
11
9
8
8
9
11
14
16
16
16
  • 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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