Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 12 pm 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
19.3°C
3.5° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 1.5ft (0.5m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 1.5ft (0.4m), 6s period with SW swell.
  • Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.4m), 7s period with SW swell.

The current surf forecast for Harlech at 6PM is: 0.4m 6s primary swell from a Southwest direction (forecast issued at 12:00pm August 29). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Aug)1.5ft (0.5m)6s
Afternoon (29 Aug)1.5ft (0.4m)6s
Evening (29 Aug)1.5ft (0.4m)7s

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


Short Range Forecast

Moderate rain (total 19mm), heaviest on Sat morning. Very mild (max 17°C on Sun morning, min 14°C on Sun night). Wind will be generally light.

Sat
29
Sunday
30
Monday
31
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
1
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)
0.5
SW
6
0.4
SW
6
0.3
SW
6
0.4
SW
6
0.4
SW
8
0.6
SW
10
0.7
SW
9
0.6
WSW
9
0.5
SW
8
0.8
SW
8
0.8
SW
5
0.8
SW
5
0.9
SW
8
0.7
SW
8
0.6
WSW
8
1.3
W
5
0.8
WSW
9
0.7
WSW
9
0.6
WSW
9
0.6
WSW
9
0.6
WSW
8
Wave Graph
Metric surfscale
Energy kJ
18
9
5
10
21
73
84
52
35
82
26
41
82
64
45
76
103
70
52
50
47
Wind (km/h)
15
E
15
E
10
NE
10
NW
10
WNW
10
WSW
15
SW
15
SSW
20
S
20
SSW
25
SSW
20
SW
10
S
10
SW
25
WNW
25
WNW
30
NW
25
WNW
20
WNW
15
SW
15
WSW
Wind State
off
off
cross-off
cross-on
on
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
cross-off
cross-on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
High Tide
9:33AM4.15m
9:48PM4.58m
10:06AM4.27m
10:23PM4.64m
10:41AM4.31m
Low Tide
4:28PM0.35m
4:55AM0.21m
4:59PM0.36m
5:27AM0.28m
5:30PM0.45m
light rain
light rain
light rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
thunderstorm
light rain
clear
light rain
light rain
light rain
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:22
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:13
8:10
8:07
 mm
3
4
1
1
2
2
2
1
1
1
1
Temp °C
16
16
16
16
15
15
15
15
16
17
17
16
15
15
15
14
14
14
15
15
15
Feels °C
15
15
16
15
15
14
14
13
13
14
13
14
14
14
12
10
9
9
10
12
12
  • 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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