Caerhays surfForecast / Cornwall (South) / UK

information circle48hr Weather and Surf, issued 12 pm 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 1.1°C warmer than normal for this time of year)

How big are the waves at Caerhays today?

The current surf forecast for Caerhays at 9PM is: 0.3m 10s primary swell from a West-southwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00pm May 13). An open ocean swell of 0.6m 4s 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

Light rain (total 2mm), mostly falling on Thu afternoon. Very mild (max 12°C on Wed afternoon, min 8°C on Thu night). Winds decreasing (strong winds from the WNW on Wed morning, light winds from the WNW by Fri night).

Wed
13
Thursday
14
Friday
15
Sat
16
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.1
SW
16
0.3
WSW
10
0.2
SSW
16
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.2
WSW
10
0.2
WSW
10
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
S
15
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
14
0.1
S
13
0.1
S
13
0.1
S
13
0.1
S
13
0.7
W
8
Wave Graph
Metric surfscale
Energy kJ
10
20
25
22
20
20
10
10
8
8
8
4
4
4
4
4
4
4
4
7
3
3
3
57
Wind (km/h)
45
WNW
45
NW
35
NW
35
WNW
35
NW
35
NNW
35
NNW
35
NNW
35
NNW
35
NNW
35
NNW
30
NNW
25
NNW
20
N
15
NNW
15
N
25
N
25
NNW
25
NNW
25
NNW
20
NW
15
WNW
10
WNW
5
WNW
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
cross-off
cross-off
cross-off
High Tide
3:22PM3.93m
3:37AM4.21m
4:06PM4.25m
4:22AM4.48m
4:49PM4.55m
5:07AM4.69m
Low Tide
9:25AM0.87m
9:50PM0.90m
10:20AM0.51m
10:43PM0.51m
11:09AM0.18m
11:32PM0.15m
clear
clear
clear
part cloud
clear
part cloud
clear
cloud
cloud
cloud
light rain
rain showers
clear
clear
clear
clear
cloud
clear
clear
part cloud
cloud
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:33
5:33
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:55
8:57
8:58
9:00
1
1
Temp °C
11
11
12
11
10
9
9
9
10
10
10
10
9
8
8
8
10
11
11
10
9
8
9
9
2
1
4
3
2
1
1
1
2
2
2
3
3
3
4
4
4
4
4
4
4
4
6
6
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
8
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.3
WSW
10
0.2
WSW
10
0.2
WSW
10
0.1
SW
8
0.1
SW
15
0.1
W
8
0.1
W
8
0.1
W
8
0.1
W
8
0.1
S
14
0.1
S
14
0.1
S
14
0.1
W
10
0.1
W
10
0.1
S
13
0.1
W
7
0.1
W
7
0.1
W
6
0.1
W
6
Energy kJ
2
20
22
22
20
20
10
10
3
8
1
1
1
1
4
4
4
2
2
4
1
1
1
1
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
10
0.1
SW
16
0.2
SSW
16
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.1
SW
5
0.1
SW
15
0.1
SW
15
0.1
W
10
0.1
SW
15
0.1
S
15
0.1
S
14
0.1
S
14
0.1
W
8
0.1
W
8
0.1
W
7
0.1
S
14
0.1
S
14
0.1
W
7
0.1
S
13
0.1
S
13
0.1
S
13
0.1
S
13
Energy kJ
4
10
25
10
10
10
1
9
8
2
8
4
4
4
1
1
1
4
4
1
3
3
3
3
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
16
0.1
SW
8
0.1
SW
7
0.1
SW
7
0.1
S
7
0.1
S
7
0.1
SW
16
0.1
SW
5
0.1
W
10
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
SW
13
Energy kJ
10
2
2
2
1
1
10
1
2
1
2
2
2
2
2
2
2
7
Wind waves
Height (m)
Direction
Period (s)
0.9
WNW
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
0.8
NNW
4
0.8
NNW
4
0.7
NW
4
0.7
NNW
4
0.6
NNW
4
0.5
N
3
0.3
N
3
0.3
N
3
0.4
N
3
0.4
NNW
3
0.5
NNW
3
0.5
NNW
3
0.4
NNW
3
0.2
NNW
3
0.7
W
8
Energy kJ
20
24
16
13
10
14
14
14
18
17
14
12
10
5
1
1
3
3
5
5
4
1
57
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
Distance (km)
740
734
734
734
300
75
707
75
230
1056
1123
580
152
151
227
264
270
224
287
301
62
226
28
0
Best forecast wave conditions in South Cornwall
Rating
(10 max)
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
4
4
2
3
1
1
1
1
1
1
4
4
3
4
4
1
3
Header Global
Rating
(10 max)
8
7
7
9
9
9
9
9
5
5
5
5
5
5
5
5
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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