Portreath Harbour Wall Surf Break

Lat Long: 50.26° N 5.30° W

Portreath Harbour Wall 48 hour detailed Surf Forecast

Issued: 6 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Portreath Harbour Wall sea temperature is
18.5° C
1.5° 

Portreath Harbour Wall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Portreath Harbour Wall today (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 1.5ft (0.4m), 8s period with WNW swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 0.5ft (0.2m), 13s period with W swell.
  • Evening surf: Evening surf (11 Aug, local time) - 1.5ft (0.5m), 11s period with W swell.

The current surf forecast for Portreath Harbour Wall at 12PM is: 0.4m 8s primary swell from a West-northwest direction and 0.2m 10s secondary swell from a West direction (forecast issued at 06:00am August 11). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (11 Aug)1.5ft (0.4m)8s
Afternoon (11 Aug)0.5ft (0.2m)13s
Evening (11 Aug)1.5ft (0.5m)11s

Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 26°C on Wed morning, min 18°C on Wed night). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
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
1
1
1
1
1
1
1
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)
0.5
W
8
0.4
WNW
8
0.4
WNW
8
0.4
WNW
7
0.2
W
13
0.3
W
12
0.5
W
11
0.6
W
11
0.7
W
10
0.8
W
10
0.8
W
10
0.9
W
10
0.9
W
9
0.9
WSW
9
1
W
9
1
W
10
1
W
10
1.1
W
11
1.2
W
11
1.2
W
10
1.2
W
10
1.1
W
10
1
W
10
Wave Graph
Metric surfscale
Energy kJ
33
21
19
18
12
26
61
85
106
125
125
148
139
144
180
184
192
279
319
290
284
234
190
Wind (km/h)
5
ESE
15
ESE
20
SE
20
SE
20
ESE
15
ESE
15
ESE
15
ESE
10
ESE
10
ENE
15
ENE
10
E
5
ENE
10
NNW
10
N
10
N
15
N
15
NNW
20
NNW
20
NNW
20
NW
15
WNW
15
WNW
Wind State
cross-off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
High Tide
4:32AM5.62m
4:57PM6.03m
5:25AM6.02m
5:47PM6.47m
6:11AM6.33m
6:31PM6.76m
Low Tide
10:59AM0.85m
11:30PM0.50m
11:49AM0.44m
00:17AM0.14m
12:34PM0.15m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:47
8:45
8:45
 mm
Temp °C
18
18
21
23
23
22
20
20
20
20
24
26
26
25
21
20
19
18
20
21
21
21
19
Feels °C
17
17
19
20
20
20
18
17
19
19
22
24
26
24
20
19
18
17
18
20
21
21
19
  • 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 

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