Trevone Bay surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 12 pm Wednesday 27 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Trevone Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trevone Bay sea temperature is
14.6° C
(Which is 2.2°C warmer than normal for this time of year)

How big are the waves at Trevone Bay today (27 May):

  • Morning surf: Morning surf (27 May, local time) - 3ft (0.9m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (27 May, local time) - 2.5ft (0.8m), 10s period with W swell.
  • Evening surf: Evening surf (27 May, local time) - 2.5ft (0.7m), 10s period with W swell.

The current surf forecast for Trevone Bay at 5PM is: 0.7m 10s primary swell from a West direction and 0.4m 5s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 27). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (27 May)3ft (0.9m)10s
Afternoon (27 May)2.5ft (0.8m)10s
Evening (27 May)2.5ft (0.7m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 24°C on Wed morning, min 13°C on Thu afternoon). Wind will be generally light.

Wed
27
Thursday
28
Friday
29
Sat
30
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
1 AM
4 AM
7 AM
Rating
(10 max)
1
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
W
10
0.8
W
10
0.8
W
10
0.7
W
10
0.7
W
10
0.6
W
10
0.6
W
10
0.5
W
10
0.5
W
9
0.5
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.2
WSW
15
0.7
W
5
0.7
W
6
0.8
W
6
0.9
W
7
0.6
W
11
0.7
W
11
0.7
W
11
1.1
W
10
1
W
10
Wave Graph
Metric surfscale
Energy kJ
174
130
127
96
96
70
68
46
41
41
25
26
26
26
22
27
32
47
73
89
116
110
230
190
Wind (km/h)
20
ESE
25
SE
25
SE
25
SSE
20
SSE
10
SSE
10
SSE
10
SSE
20
SSE
25
SSW
25
SW
20
WSW
10
SW
15
SW
15
W
15
WSW
15
W
15
W
15
W
10
WNW
5
WNW
5
WNW
0
WSW
5
SSW
off
off
off
off
off
cross-off
cross-off
off
cross-off
cross-off
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
cross-off
High Tide
3:41PM5.40m
4:01AM5.56m
4:25PM5.61m
4:43AM5.69m
5:04PM5.80m
5:22AM5.81m
Low Tide
9:39AM1.42m
10:00PM1.46m
10:23AM1.29m
10:43PM1.28m
11:02AM1.17m
11:22PM1.13m
clear
clear
clear
clear
clear
clear
cloud
clear
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:16
5:16
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:15
9:16
9:19
9:20
Temp °C
23
24
22
20
17
16
15
15
17
20
18
13
14
14
14
14
14
14
14
13
13
13
13
13
22
21
19
18
15
15
14
14
15
17
14
10
13
12
12
12
11
11
12
12
12
12
13
12
Swell 1
Height (m)
Direction
Period (s)
0.9
W
10
0.8
W
10
0.8
W
10
0.7
W
10
0.7
W
10
0.6
W
10
0.6
W
10
0.5
W
10
0.5
W
9
0.5
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.3
W
8
0.7
W
5
0.7
W
6
0.8
W
6
0.9
W
7
0.9
W
7
0.9
W
7
0.9
W
8
1.1
W
10
1
W
10
Energy kJ
174
130
127
96
96
70
68
46
41
41
25
25
25
24
13
27
31
44
72
81
83
92
230
190
Swell 2
Height (m)
Direction
Period (s)
0.3
NNW
4
0.4
NNW
5
0.4
NNW
5
0.4
N
5
0.3
N
5
0.3
N
5
0.2
N
5
0.2
N
5
0.1
SW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
15
0.2
W
8
0.3
W
13
0.4
W
12
0.5
W
12
0.6
W
11
0.7
W
11
0.7
W
11
0.2
WSW
16
0.2
WSW
16
Energy kJ
4
8
8
8
4
4
2
2
10
25
25
26
26
26
22
5
32
47
73
89
116
110
26
25
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.1
SW
17
0.1
SW
16
0.1
W
12
0.1
W
12
0.1
W
15
0.2
WSW
15
0.2
WSW
15
0.2
WSW
15
0.2
WSW
16
0.2
WSW
16
0.3
SW
16
0.3
SW
16
0.1
SW
14
0.1
SW
13
Energy kJ
12
12
12
12
12
12
11
10
3
3
4
22
23
23
24
24
40
41
7
7
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
3
0.5
SSE
3
0.5
S
3
0.4
SSE
3
0.2
S
3
0.3
S
2
0.4
SW
3
0.6
SW
4
0.5
SW
4
0.4
WSW
4
0.4
WSW
5
0.5
W
5
Energy kJ
3
5
5
3
1
1
3
11
9
8
8
12
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
4
208
23
4
4
4
4
4
31
206
52
245
31
246
58
52
52
245
2
2
2
2
2
2
Best forecast wave conditions in North Cornwall
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
2
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
2
2
Header Global
Rating
(10 max)
7
7
9
7
6
6
8
9
9
7
9
7
7
6
5
5
5
5
5
4
5
5
5
5
  • 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

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