Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 am 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 (1.3m), 5s period with WSW swell.

The current surf forecast for Harlech at 12PM is: 1.5m 6s primary swell from a West-southwest direction (forecast issued at 06:00am 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 (1.3m)5s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sat night. Warm (max 21°C on Sun afternoon, min 13°C on Fri night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the SE by Sat night).

Friday
4
Saturday
5
Sunday
6
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)
1.4
WSW
7
1.4
WSW
7
1.5
WSW
5
1.5
WSW
6
1.4
WSW
6
1.3
WSW
5
1.3
WSW
5
1.3
W
5
1.1
W
5
0.9
W
5
0.7
WSW
5
0.5
WSW
6
0.4
WSW
6
0.4
WSW
4
0.4
SW
4
0.5
SW
4
0.6
SW
4
0.6
SW
5
0.6
WSW
5
0.6
WSW
5
0.8
SW
6
0.9
SW
6
0.9
SW
6
Wave Graph
Metric surfscale
Energy kJ
202
208
121
130
119
97
94
90
64
42
24
18
13
5
4
7
16
15
17
18
36
60
62
Wind (km/h)
20
W
30
WSW
35
W
35
W
30
WSW
35
WSW
30
W
25
WNW
25
WNW
15
WNW
10
WSW
15
SW
15
SW
10
SW
15
SSW
15
S
15
SSE
10
SE
15
S
15
SSE
15
SSW
20
SSW
20
S
Wind State
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross
cross-off
cross
cross
cross
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
mod rain
light rain
part cloud
part cloud
cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
clear
part cloud
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
9
3
2
3
Temp °C
15
15
15
16
17
16
15
14
14
13
14
15
15
15
14
15
13
14
17
18
21
19
18
Feels °C
13
10
9
9
12
10
9
9
10
10
12
13
13
13
12
12
11
13
14
15
19
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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