Caerhays surfForecast / Cornwall (South) / UK

information circle48hr Weather and Surf, issued 12 am Wednesday 13 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Caerhays surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caerhays sea temperature is
12.7° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Caerhays today?

The current surf forecast for Caerhays at 7AM is: 0.2m 8s primary swell from a South-southwest direction and 0.1m 16s secondary swell from a South direction (forecast issued at 12:00am May 13). An open ocean swell of 0.8m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (13 May)0.5ft (0.1m)16s
Afternoon (13 May)0.5ft (0.2m)16s
Evening (13 May)1ft (0.3m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Thu afternoon. Very mild (max 11°C on Tue night, min 8°C on Thu night). Winds decreasing (strong winds from the WNW on Wed morning, light winds from the N by Thu night).

Wednesday
13
Thursday
14
Friday
15
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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.1
S
18
0.1
S
17
0.2
SSW
8
0.1
SW
16
0.2
SSW
16
0.2
SSW
16
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.2
WSW
10
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.2
W
8
0.2
WSW
8
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
13
0.1
S
13
Wave Graph
Metric surfscale
Energy kJ
6
6
6
10
25
25
21
20
20
10
9
8
8
8
5
6
4
4
4
4
4
4
4
3
Wind (km/h)
30
WNW
40
WNW
35
WNW
45
WNW
45
NW
35
NW
35
WNW
35
NW
35
NNW
35
NW
35
NNW
35
NNW
35
NNW
30
NW
25
NNW
20
N
20
N
15
N
15
N
25
NNW
25
NNW
30
NNW
25
NNW
20
NW
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
High Tide
2:48AM3.93m
3:22PM3.93m
3:37AM4.21m
4:06PM4.25m
4:22AM4.48m
4:49PM4.55m
Low Tide
9:25AM0.87m
9:50PM0.90m
10:20AM0.51m
10:43PM0.51m
11:09AM0.18m
clear
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
part cloud
clear
clear
clear
part cloud
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:33
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:55
8:57
8:58
1
Temp °C
11
10
10
11
11
11
11
10
9
9
9
10
10
9
9
9
8
8
8
11
10
11
10
9
5
1
2
2
1
3
3
2
2
1
1
2
2
2
3
4
3
4
4
5
4
4
4
4
Swell 1
Height (m)
Direction
Period (s)
0.2
SSW
8
0.2
SSW
8
0.2
SSW
8
0.1
SW
8
0.2
WSW
10
0.2
SSW
16
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.2
WSW
10
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.2
W
8
0.2
WSW
8
0.1
SW
8
0.1
W
8
0.1
S
14
0.1
W
10
0.1
W
10
0.1
W
10
0.1
S
13
0.1
E
5
Energy kJ
6
6
6
2
10
25
21
20
20
10
9
8
8
8
5
6
2
1
4
2
2
2
4
1
Swell 2
Height (m)
Direction
Period (s)
0.1
S
18
0.1
S
17
0.1
S
16
0.1
SW
16
0.2
SSW
16
0.1
SW
7
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.1
W
10
0.1
W
10
0.1
SW
5
0.1
SW
6
0.1
S
15
0.1
S
14
0.1
S
14
0.1
S
14
0.1
W
8
0.1
S
14
0.1
S
14
0.1
S
14
0.1
W
10
0.1
S
13
Energy kJ
6
6
5
10
25
2
10
10
10
10
2
2
1
1
4
4
4
4
1
4
4
4
2
3
Swell 3
Height (m)
Direction
Period (s)
0.1
W
13
0.1
W
10
0.1
SW
8
0.1
SW
7
0.1
S
7
0.1
S
7
0.1
SW
5
0.1
W
8
0.1
SW
5
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
E
5
0.1
W
7
Energy kJ
3
2
2
2
1
1
1
1
1
2
2
2
2
2
2
2
1
1
Wind waves
Height (m)
Direction
Period (s)
0.5
W
3
0.6
WNW
3
0.8
WNW
3
0.9
NW
4
0.9
NW
4
0.9
NW
4
0.8
NW
4
0.7
NW
4
0.6
NW
4
0.7
NW
4
0.7
NW
4
0.7
NW
4
0.7
NW
4
0.7
NW
4
0.7
NNW
4
0.5
N
3
0.4
N
3
0.4
N
3
0.3
N
3
0.2
N
3
0.4
NNW
3
0.5
NW
3
0.6
NNW
3
0.5
NW
3
Energy kJ
4
8
13
20
25
21
16
13
10
14
14
14
14
14
12
6
3
3
1
1
2
5
6
5
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
2
1
2
2
1
1
1
1
1
1
2
1
1
1
1
1
Distance (km)
493
512
493
740
1088
1149
758
300
300
75
486
737
243
344
301
157
160
65
270
224
224
300
43
43
Best forecast wave conditions in South Cornwall
Rating
(10 max)
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
1
2
2
4
1
1
3
1
1
1
1
1
1
4
4
4
Header Global
Rating
(10 max)
9
9
9
9
8
7
9
9
9
9
5
5
5
5
5
4
5
5
5
5
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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