Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 pm 09 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
18.1°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 (09 Sep):

  • Afternoon surf: Afternoon surf (09 Sep, local time) - 1.5ft (0.4m), 8s period with SW swell.
  • Evening surf: Evening surf (09 Sep, local time) - 0.5ft (0.2m), 8s period with WSW swell.

The current surf forecast for Harlech at 11PM is: 0.2m 8s primary swell from a West-southwest direction and 0.3m 4s secondary swell from a West-northwest direction (forecast issued at 06:00pm September 09). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (09 Sep)--
Afternoon (09 Sep)1.5ft (0.4m)8s
Evening (09 Sep)0.5ft (0.2m)8s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Thu afternoon. Very mild (max 17°C on Thu afternoon, min 12°C on Wed night). Winds decreasing (fresh winds from the SSW on Thu morning, light winds from the S by Fri afternoon).

Wed
9
Thursday
10
Friday
11
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)
0.4
SW
8
0.3
WSW
8
0.2
WSW
8
0.2
WSW
8
0.5
SW
4
0.7
SW
4
1
SW
5
1.4
SW
6
1.5
SW
7
1.4
SW
7
1.2
WSW
7
1
WSW
7
0.9
WSW
8
0.8
WSW
8
0.6
WSW
8
0.5
SW
8
0.4
WSW
8
0.4
SW
8
0.4
SW
8
Wave Graph
Metric surfscale
Energy kJ
16
12
6
6
7
18
45
137
195
178
142
111
101
76
44
33
27
17
17
Wind (km/h)
15
WNW
10
SW
10
SSW
15
SSE
15
S
15
S
25
S
30
SSW
30
SSW
25
SW
15
WSW
15
WNW
10
NW
10
NW
15
NW
10
WNW
10
WSW
5
S
15
S
Wind State
cross-on
cross-on
cross-on
cross-off
cross
cross
cross
cross
cross
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
cross
cross
High Tide
7:39PM4.31m
8:05AM4.09m
8:23PM4.62m
8:47AM4.31m
9:04PM4.80m
Low Tide
2:32PM0.53m
3:02AM0.10m
3:14PM0.29m
3:42AM-0.07m
3:52PM0.16m
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
rain showers
rain showers
rain showers
part cloud
clear
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:46
7:45
7:42
 mm
1
4
2
1
1
Temp °C
15
14
13
12
12
13
15
15
15
17
17
16
15
14
14
15
15
14
12
Feels °C
12
12
11
9
9
10
11
10
11
14
15
14
14
13
12
14
14
13
10
  • 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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