Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 12 pm 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
18.2°C
2.5° 

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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 5ft (1.5m), 5s period with WSW swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 4.5ft (1.4m), 6s period with WSW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 4.5ft (1.4m), 5s period with WSW swell.

The current surf forecast for Harlech at 8PM is: 1.4m 5s primary swell from a West-southwest direction (forecast issued at 12:00pm September 04). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Sep)5ft (1.5m)5s
Afternoon (04 Sep)4.5ft (1.4m)6s
Evening (04 Sep)4.5ft (1.4m)5s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat night. Warm (max 20°C on Sun morning, min 13°C on Fri night). Winds decreasing (fresh winds from the WSW on Fri morning, light winds from the W by Sat morning).

Fri
4
Saturday
5
Sunday
6
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
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)
1.5
WSW
5
1.5
WSW
6
1.4
WSW
6
1.4
WSW
5
1.3
WSW
5
1.3
W
5
1.1
W
5
1
W
5
0.8
W
5
0.6
WSW
6
0.4
WSW
6
0.4
WSW
6
0.4
SW
4
0.4
SW
4
0.6
SW
4
0.6
SW
5
0.7
SW
5
0.6
WSW
5
0.8
SW
6
0.9
SW
6
0.9
SW
6
Wave Graph
Metric surfscale
Energy kJ
126
130
115
111
94
87
64
54
32
23
13
13
3
4
14
21
28
19
46
62
62
Wind (km/h)
35
WSW
35
WSW
30
W
30
WSW
30
W
25
WNW
25
WNW
15
WNW
10
W
15
SW
10
SW
10
SW
10
S
15
SSE
20
S
10
SSE
15
S
25
S
20
SSW
20
SSW
20
SSW
Wind State
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross-off
cross
cross-off
cross
cross
cross-on
cross
cross-on
High Tide
1:39PM3.50m
2:15AM3.37m
2:52PM3.24m
3:40AM3.12m
4:24PM3.21m
Low Tide
7:57AM1.23m
8:33PM1.30m
9:32AM1.45m
10:30PM1.39m
11:20AM1.45m
part cloud
part cloud
cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
part cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:59
7:57
7:53
 mm
2
2
Temp °C
15
16
17
16
15
14
13
13
14
15
15
15
14
14
13
14
17
20
20
19
18
Feels °C
9
9
12
10
9
9
9
11
12
13
13
14
12
12
10
13
15
16
17
17
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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