Trevone Bay Surf Break

Lat Long: 50.55° N 4.98° W

Trevone Bay 48 hour detailed Surf Forecast

Issued: 6 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trevone Bay sea temperature is
19.1° C
2.3° 

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


How big are the waves at Trevone Bay today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 7ft (2.1m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 7ft (2.1m), 9s period with WNW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 5ft (1.6m), 9s period with W swell.

The current surf forecast for Trevone Bay at 12PM is: 2.2m 9s primary swell from a West-northwest direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00am August 20). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (20 Aug)7ft (2.1m)8s
Afternoon (20 Aug)7ft (2.1m)9s
Evening (20 Aug)5ft (1.6m)9s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Thu morning. Very mild (max 17°C on Thu morning, min 14°C on Fri morning). Winds decreasing (fresh winds from the WNW on Thu morning, light winds from the E by Sat morning).

Thursday
20
Friday
21
Saturday
22
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
1
1
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)
2.3
W
8
2.2
W
8
2.1
W
9
2.1
WNW
9
2
WNW
9
1.7
W
9
1.6
W
9
1.3
W
9
1.2
W
9
1.1
W
9
1
W
8
0.9
W
8
0.8
W
8
0.8
WNW
8
0.5
W
8
0.5
W
8
0.5
W
8
0.6
W
10
0.6
W
10
0.5
W
9
0.5
W
9
0.4
W
9
0.4
W
9
Wave Graph
Metric surfscale
Energy kJ
701
612
710
675
627
495
441
293
235
185
136
108
86
90
32
32
33
65
65
39
40
25
25
Wind (km/h)
30
WNW
30
WNW
35
WNW
30
NW
25
NW
25
NNW
20
N
20
N
20
N
20
NNE
25
N
25
N
25
NNW
20
NNW
15
N
15
N
10
NNE
10
E
10
E
15
N
15
NNE
20
NNE
20
NNE
Wind State
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
High Tide
11:01AM5.06m
11:28PM4.80m
11:59AM4.65m
00:39AM4.43m
1:23PM4.42m
Low Tide
4:51AM1.77m
5:16PM1.96m
5:43AM2.20m
6:22PM2.34m
7:02AM2.49m
7:57PM2.48m
rain showers
light rain
rain showers
rain showers
cloud
rain showers
clear
clear
clear
part cloud
rain showers
rain showers
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:29
8:27
 mm
1
1
1
1
1
1
1
Temp °C
17
17
17
16
17
17
16
15
15
15
14
14
15
15
15
15
16
15
17
17
17
17
17
Feels °C
11
11
11
10
12
12
12
11
11
11
9
9
10
11
12
12
14
13
15
14
13
14
14
  • 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 Trevone Bay 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.


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