Harlech Surf Break

Lat Long: 52.84° N 4.12° W

Harlech 48 hour detailed Surf Forecast

Issued: 6 am 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Harlech sea temperature is
16.6°C
1.8° 

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 (30 Sep):

  • Morning surf: Morning surf (30 Sep, local time) - 4.5ft (1.3m), 11s period with SW swell.
  • Afternoon surf: Afternoon surf (30 Sep, local time) - 5ft (1.5m), 11s period with SW swell.
  • Evening surf: Evening surf (30 Sep, local time) - 5ft (1.5m), 11s period with SW swell.

The current surf forecast for Harlech at 11AM is: 1.4m 11s primary swell from a Southwest direction (forecast issued at 06:00am September 30). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (30 Sep)4.5ft (1.3m)11s
Afternoon (30 Sep)5ft (1.5m)11s
Evening (30 Sep)5ft (1.5m)11s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Fri night. Very mild (max 17°C on Wed morning, min 12°C on Wed night). Winds increasing (light winds from the SW on Wed night, fresh winds from the SSW by Fri afternoon).

Wednesday
30
Thursday
1
Friday
2
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)
1
1
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)
1.8
SW
10
1.3
SW
11
1.3
SW
11
1.5
SW
11
1.5
SW
11
1.5
SW
11
1.3
SW
11
1.1
SW
11
1.1
SW
11
1
WSW
11
1
WSW
11
0.9
WSW
11
1
SW
10
1
SW
10
1
SW
5
1.1
SW
5
1.1
SW
6
1.3
SW
7
1.5
SW
8
1.6
SW
8
1.6
SW
8
1.6
SW
8
1.4
SW
8
Wave Graph
Metric surfscale
Energy kJ
664
422
422
505
505
505
375
297
268
238
238
200
216
200
50
65
89
149
244
274
308
291
229
Wind (km/h)
15
SW
20
SSE
25
S
30
S
30
S
25
S
20
S
15
SW
15
WSW
10
SW
20
WSW
20
SW
20
SSW
25
SSW
20
S
20
S
20
S
25
S
30
S
30
SSW
35
SSW
30
SSW
25
SSW
Wind State
cross-on
cross-off
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
High Tide
10:56AM4.46m
11:18PM4.43m
11:38AM4.24m
00:03AM4.07m
12:26PM3.92m
Low Tide
5:41PM0.52m
6:06AM0.72m
6:26PM0.76m
6:53AM1.03m
7:32PM1.03m
mod rain
rain showers
clear
rain showers
rain showers
rain showers
rain showers
light rain
light rain
rain showers
rain showers
rain showers
cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
cloud
rain showers
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
7:13
—
—
—
—
—
—
—
7:16
—
—
—
—
—
—
—
7:18
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:57
—
—
—
—
—
—
—
6:53
—
—
—
—
—
—
—
6:52
—
—
 mm
7
4
—
1
1
1
1
1
1
1
1
1
—
—
—
—
—
—
1
—
2
1
2
Temp °C
14
14
16
17
17
15
13
13
13
12
14
15
15
14
13
13
13
14
15
16
16
16
15
Feels °C
12
11
12
12
12
11
10
10
10
10
11
12
11
10
9
9
9
10
11
11
11
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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