Gwithian Surf Break

Lat Long: 50.22° N 5.40° W

Gwithian 48 hour detailed Surf Forecast

Issued: 6 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Gwithian sea temperature is
17.6° C
0.6° 

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


How big are the waves at Gwithian 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 Gwithian at 2PM is: 1.0m 8s primary swell from a West direction and 0.2m 13s secondary swell from a South-southwest direction, 0.8m 5s secondary swell from a North direction (forecast issued at 06:00am August 21). 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 Gwithian. (Swell directed towards the surf break)


Short Range Forecast

Some drizzle, heaviest during Fri morning. Very mild (max 19°C on Sun morning, min 14°C on Fri night). Mainly fresh winds.

Friday
21
Saturday
22
Sunday
23
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
1
1
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)
1.3
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
0.5
W
8
0.5
W
10
0.8
N
6
0.7
N
6
0.4
W
9
0.5
W
9
0.4
SW
15
0.4
SW
15
0.4
SW
14
0.3
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
13
0.4
WSW
12
0.4
WSW
11
Wave Graph
Metric surfscale
Energy kJ
287
189
150
140
112
69
66
26
31
45
40
30
28
39
55
54
54
32
51
49
42
53
44
Wind (km/h)
15
N
20
N
25
NNW
25
NNW
25
NNW
25
NNW
20
N
15
N
10
NNE
10
ENE
15
E
15
NE
20
NNE
20
NNE
20
NNE
20
NE
15
NE
15
ENE
15
ENE
10
E
10
NE
15
ENE
10
ENE
Wind State
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
11:54AM4.34m
00:34AM4.14m
1:19PM4.14m
2:09AM4.07m
2:51PM4.25m
Low Tide
5:40AM2.06m
6:18PM2.19m
6:57AM2.32m
7:53PM2.32m
8:35AM2.30m
9:23PM2.13m
rain showers
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:20
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:29
8:27
8:24
 mm
1
2
1
Temp °C
15
15
15
16
16
15
15
15
16
14
17
18
17
17
16
16
16
15
17
19
19
19
17
Feels °C
12
11
10
11
11
10
12
12
14
12
15
15
13
13
13
12
13
12
14
17
17
16
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 

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 Gwithian 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.


Nearest locationNearest