Gwithian Surf Break

Lat Long: 50.22° N 5.40° W

Gwithian 48 hour detailed Surf Forecast

Issued: 12 pm 29 Sep 2026 (local time)

Forecast update in  hr  min

Today's Gwithian sea temperature is
17.1°C
1.9° 

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 (29 Sep):

  • Morning surf: Morning surf (29 Sep, local time) - 2.5ft (0.8m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (29 Sep, local time) - 2ft (0.6m), 10s period with WNW swell.
  • Evening surf: Evening surf (29 Sep, local time) - 11ft (3.5m), 8s period with SSW swell.

The current surf forecast for Gwithian at 4PM is: 0.5m 10s primary swell from a West direction (forecast issued at 12:00pm September 29). An open ocean swell of 1.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Sep)2.5ft (0.8m)10s
Afternoon (29 Sep)2ft (0.6m)10s
Evening (29 Sep)11ft (3.5m)8s

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


Short Range Forecast

Heavy rain (total 43mm), heaviest during Tue night. Warm (max 21°C on Tue afternoon, min 14°C on Wed night). Winds decreasing (near gales from the SSE on Tue night, light winds from the SW by Wed night).

Tue
29
Wednesday
30
Thursday
1
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
!
!
1
1
0
!
0
1
1
1
2
!
!
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
WNW
10
0.6
WNW
10
0.5
W
10
0.4
WNW
10
3.5
SSW
9
4
SSW
11
3.5
SSW
11
3
SW
11
3
SW
11
3.5
SW
11
3.5
SW
11
3.5
SW
11
3
SW
11
3
SW
11
2.4
WNW
14
3
WNW
14
3.5
W
14
3.5
W
14
3
W
14
3
W
13
2.5
W
13
Wave Graph
Metric surfscale
Energy kJ
139
80
52
35
1958
3790
2966
2274
2317
2756
2811
2438
2255
1848
2350
3937
5417
4510
3489
2733
2133
Wind (km/h)
40
SE
40
SSE
40
S
50
SSE
55
SSE
25
SSW
25
SSW
30
SSW
35
SSW
35
SSW
30
SW
20
SW
15
SW
20
SW
20
WSW
15
WSW
20
WSW
20
SW
25
SSW
20
SSW
20
SSW
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
High Tide
7:21AM6.47m
7:40PM6.48m
7:59AM6.34m
8:19PM6.22m
8:39AM6.05m
9:03PM5.80m
Low Tide
1:37PM0.07m
1:56AM0.17m
2:15PM0.26m
2:35AM0.48m
2:57PM0.60m
cloud
cloud
cloud
mod rain
mod rain
heavy rain
rain showers
clear
clear
part cloud
rain showers
light rain
thunderstorm
part cloud
rain showers
rain showers
clear
clear
part cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
—
—
—
—
—
—
7:18
—
—
—
—
—
—
—
7:20
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
7:05
—
—
—
—
—
—
—
7:02
—
—
—
—
—
—
—
7:00
—
 mm
—
—
—
8
9
16
4
—
—
—
1
1
1
—
2
1
—
—
—
—
—
Temp °C
18
19
21
18
18
16
16
16
16
17
16
15
14
14
14
14
15
16
16
16
16
Feels °C
13
13
15
11
10
13
12
11
10
11
10
11
11
11
10
11
11
12
11
12
13
  • 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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