Gwithian Surf Break

Lat Long: 50.22° N 5.40° W

Gwithian 48 hour detailed Surf Forecast

Issued: 12 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Gwithian sea temperature is
17.8° C
1.4° 

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 (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 2ft (0.6m), 5s period with N swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 1ft (0.3m), 11s period with WNW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 3ft (0.9m), 5s period with N swell.

The current surf forecast for Gwithian at 3AM is: 0.6m 5s primary swell from a North direction and 0.2m 12s secondary swell from a West-northwest direction, 0.2m 9s secondary swell from a West direction (forecast issued at 12:00am July 20). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (20 Jul)2ft (0.6m)5s
Afternoon (20 Jul)1ft (0.3m)11s
Evening (20 Jul)3ft (0.9m)5s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Mon morning, min 15°C on Mon night). Winds increasing (light winds from the NNE on Sun night, fresh winds from the NNE by Wed morning).

Monday
20
Tuesday
21
Wednesday
22
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
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)
0.6
N
5
0.6
N
5
0.6
N
5
0.6
N
5
0.3
WNW
11
0.3
WNW
11
0.8
N
5
0.9
N
5
1
N
5
1
N
5
0.9
N
5
0.9
N
6
0.9
N
6
0.9
N
6
0.9
N
5
0.9
N
5
0.9
N
5
1
N
5
1.1
N
5
1.1
N
5
1.1
N
5
1.1
N
5
1.1
N
5
1.1
N
6
Wave Graph
Metric surfscale
Energy kJ
17
16
16
17
24
24
28
43
53
55
47
49
50
49
45
47
46
51
64
65
64
62
67
72
Wind (km/h)
15
N
15
N
5
NNE
10
ESE
10
NNE
15
N
20
N
20
N
25
N
15
NNE
15
NNE
15
NNE
10
N
20
N
20
N
15
N
20
N
25
NNE
30
NNE
30
NNE
25
NNE
25
N
20
N
15
N
Wind State
cross
cross
cross
off
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross
High Tide
10:13AM5.41m
10:35PM5.45m
11:00AM5.06m
11:24PM5.01m
11:53AM4.73m
Low Tide
4:16AM0.82m
4:31PM1.06m
5:00AM1.21m
5:18PM1.44m
5:48AM1.59m
6:12PM1.78m
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:21
9:20
9:19
 mm
Temp °C
18
17
17
20
21
19
18
17
16
15
16
18
20
19
18
18
17
15
15
15
16
16
15
16
Feels °C
16
15
16
19
19
16
14
14
13
13
15
15
18
16
15
16
14
11
10
10
12
12
12
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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