Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
18.7° C
3.1° 

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 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 2.5ft (0.8m), 5s period with SW swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 2.5ft (0.7m), 7s period with SW swell.
  • Evening surf: Evening surf (04 Aug, local time) - 2.5ft (0.8m), 5s period with SW swell.

The current surf forecast for Harlech at 1PM is: 0.8m 7s primary swell from a Southwest direction (forecast issued at 06:00am August 04). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Aug)2.5ft (0.8m)5s
Afternoon (04 Aug)2.5ft (0.7m)7s
Evening (04 Aug)2.5ft (0.8m)5s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue morning. Very mild (max 19°C on Tue morning, min 12°C on Thu night). Winds decreasing (fresh winds from the W on Wed morning, calm by Thu night).

Tuesday
4
Wednesday
5
Thursday
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)
0.4
SW
8
0.4
SW
8
0.8
SW
5
0.8
SW
7
0.8
SW
7
0.8
SW
4
0.9
SW
5
0.9
SW
5
0.7
SW
5
0.8
WSW
4
1.2
W
5
1.2
W
5
1.1
WSW
5
0.9
WSW
5
0.8
W
4
1
W
5
1
W
5
0.9
WNW
5
0.6
WSW
6
0.7
W
5
0.6
W
4
0.4
SW
5
0.4
WSW
4
Wave Graph
Metric surfscale
Energy kJ
17
16
35
54
62
27
38
40
22
25
71
83
64
35
26
42
51
45
24
25
15
7
5
Wind (km/h)
10
SE
15
SSE
20
SSW
15
SSW
20
SSW
20
SW
20
SSW
15
WSW
15
WNW
20
W
30
W
30
W
30
W
25
W
25
WNW
25
WNW
20
WNW
20
WNW
20
WNW
20
WNW
15
W
10
SW
10
S
Wind State
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
on
on
cross-on
cross
High Tide
12:25PM3.82m
00:45AM4.05m
1:11PM3.65m
1:35AM3.79m
2:06PM3.44m
Low Tide
7:07AM0.70m
7:02PM0.91m
7:43AM0.89m
7:38PM1.09m
8:27AM1.09m
8:35PM1.26m
cloud
light rain
light rain
light rain
light rain
cloud
rain showers
light rain
rain showers
light rain
light rain
light rain
part cloud
rain showers
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:37
5:39
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:05
9:02
9:00
 mm
1
1
1
1
1
1
1
1
1
1
1
Temp °C
18
18
18
19
19
18
17
17
15
14
14
15
16
17
15
14
13
13
14
15
16
15
13
Feels °C
17
17
17
18
18
16
15
16
13
11
9
9
10
13
10
9
9
9
10
11
13
12
11
  • 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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