Portreath Harbour Wall Surf Break

Lat Long: 50.26° N 5.30° W

Portreath Harbour Wall 48 hour detailed Surf Forecast

Issued: 12 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Portreath Harbour Wall sea temperature is
18.0° C
1.0° 

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 (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 3.5ft (1.1m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 8s period with WNW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.7m), 8s period with W swell.

The current surf forecast for Portreath Harbour Wall at 5AM is: 1.2m 9s primary swell from a West direction and 0.7m 5s secondary swell from a North direction (forecast issued at 12:00am August 21). An open ocean swell of 0.2m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (21 Aug)3.5ft (1.1m)9s
Afternoon (21 Aug)3ft (0.9m)8s
Evening (21 Aug)2.5ft (0.7m)8s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Thu night. Warm (max 20°C on Sun afternoon, min 14°C on Thu night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
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
1
1
1
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)
1.5
W
10
1.3
W
9
1.1
W
9
1
W
9
1
W
8
0.9
WNW
8
0.8
WNW
8
0.7
W
8
0.4
W
9
0.7
W
8
0.6
W
10
0.4
W
10
0.4
W
9
0.4
W
9
0.5
W
9
0.4
W
9
0.3
W
9
0.3
W
9
0.3
SW
14
0.3
W
9
0.3
W
9
0.3
WSW
12
0.4
WSW
11
0.4
WSW
11
Wave Graph
Metric surfscale
Energy kJ
423
287
189
150
140
112
69
66
24
61
67
29
28
25
39
25
14
14
32
14
13
28
47
44
Wind (km/h)
15
N
15
NNE
15
N
25
N
25
NNW
25
NNW
20
NNW
15
N
15
N
10
NNE
10
E
15
E
15
ENE
20
NE
20
NNE
15
NNE
15
NNE
15
NE
10
NE
10
NE
10
NNE
10
NNE
10
NE
10
NE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross
cross
High Tide
11:20PM4.59m
11:51AM4.44m
00:32AM4.24m
1:16PM4.23m
2:06AM4.17m
2:47PM4.35m
Low Tide
5:37AM2.10m
6:16PM2.23m
6:55AM2.37m
7:50PM2.36m
8:32AM2.35m
9:20PM2.18m
clear
clear
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:29
8:27
8:24
 mm
1
1
Temp °C
15
14
15
15
16
15
15
14
15
15
14
17
18
18
17
16
16
15
15
17
19
20
18
17
Feels °C
13
11
12
10
11
10
10
11
13
13
12
14
15
14
13
13
13
12
13
14
16
18
15
15
  • 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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