Caerhays surfForecast / Cornwall (South) / UK

information circle16 Day Weather and Surf, issued 12 am Thursday 14 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)

Best Forecast Surf Conditions for Caerhays this week:

The most powerful waves expected at Caerhays in the next 16 days are 2.5m 8s and forecast to arrive on Tuesday (May 19) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Thursday (May 14) at 10AM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 1AM (Tue 19th May)8ft (2.5m) 8s

Table - best surf conditions forecast for Caerhays over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 13°C on Sat afternoon, min 8°C on Thu night). Winds decreasing (fresh winds from the NW on Wed night, light winds from the WSW by Fri night).

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Mon afternoon. Very mild (max 15°C on Tue morning, min 9°C on Sat night). Winds increasing (light winds from the SW on Sat night, strong winds from the S by Mon night).

Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
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 Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
W
10
0.1
SW
15
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
SW
13
0.2
WSW
14
0.3
WSW
13
0.3
WSW
13
0.7
SW
5
1.2
S
5
2.5
S
8
2.1
SSW
8
2
SSW
9
1.6
SSW
9
1.8
SSW
8
1.7
SW
7
0.7
WSW
12
Wave Graph
Metric surfscale
Energy kJ
8
8
4
4
4
3
7
3
7
20
34
33
25
75
825
574
603
405
423
318
131
Wind (km/h)
35
NNW
35
NNW
20
N
25
NNW
25
NNW
10
WNW
15
S
20
WSW
20
WNW
20
WNW
30
WSW
15
WSW
20
SW
30
S
30
SW
25
SW
35
SSW
30
WSW
30
WSW
25
WSW
10
SW
cross-off
cross-off
off
off
cross-off
cross-off
on
cross-on
cross-off
cross-off
cross
cross
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
High Tide
4:06PM4.25m
4:22AM4.48m
4:49PM4.55m
5:07AM4.69m
5:31PM4.77m
5:52AM4.80m
6:15PM4.89m
6:37AM4.79m
6:59PM4.90m
7:25AM4.66m
7:46PM4.79m
8:15AM4.43m
8:37PM4.58m
Low Tide
10:20AM0.51m
10:43PM0.51m
11:09AM0.18m
11:32PM0.15m
11:55AM-0.07m
00:19AM-0.13m
12:41PM-0.21m
1:05AM-0.28m
1:26PM-0.22m
1:52AM-0.28m
2:12PM-0.10m
2:40AM-0.15m
2:59PM0.12m
3:29AM0.10m
cloud
rain showers
clear
part cloud
clear
part cloud
light rain
light rain
part cloud
part cloud
light rain
rain showers
light rain
mod rain
light rain
part cloud
rain showers
rain showers
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:31
5:30
5:28
5:28
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:57
8:58
9:00
9:00
9:02
9:04
9:05
1
1
2
3
1
2
6
5
1
1
Temp °C
11
11
10
11
11
9
11
13
11
12
12
10
12
12
14
15
15
13
15
15
13
3
3
4
5
4
6
8
9
8
6
5
6
8
4
9
10
9
7
10
10
11
Swell 1
Height (m)
Direction
Period (s)
0.2
W
10
0.1
W
8
0.1
S
14
0.1
S
14
0.1
S
14
0.1
W
6
0.1
S
13
0.1
S
13
0.2
SSW
4
0.2
WSW
14
0.3
WSW
13
0.3
WSW
13
0.2
WSW
12
0.2
WSW
11
0.1
S
19
0.1
S
18
0.3
WSW
12
1
SSW
7
Energy kJ
8
1
4
4
4
1
3
3
1
20
34
33
14
13
7
6
27
101
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.1
W
5
0.1
W
7
0.1
W
7
0.1
S
13
0.1
W
7
0.1
SW
13
0.1
S
12
0.1
S
18
0.7
WSW
12
Energy kJ
8
8
1
1
1
3
1
7
3
6
131
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
5
0.1
W
10
0.1
W
8
0.1
W
10
0.1
SW
13
0.1
S
13
0.1
W
8
Energy kJ
1
2
1
2
7
3
1
Wind waves
Height (m)
Direction
Period (s)
0.8
NNW
4
0.8
NNW
4
0.5
N
3
0.3
N
3
0.4
NNW
3
0.2
NNW
3
0.1
SW
5
0.3
SW
2
0.2
W
6
0.4
SW
3
0.6
SW
4
0.7
SW
5
1.2
S
5
2.5
S
8
2.1
SSW
8
2
SSW
9
1.6
SSW
9
1.8
SSW
8
1.7
SW
7
Energy kJ
17
17
6
1
3
1
1
1
3
2
12
25
75
825
574
603
405
423
318
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
1
1
1
1
2
1
3
4
2
1
2
3
1
1
4
4
4
Distance (km)
254
227
224
301
224
43
26
191
275
159
191
44
27
91
246
218
493
516
218
180
26
Best forecast wave conditions in South Cornwall
Rating
(10 max)
1
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
3
4
3
2
4
3
4
4
3
3
1
2
3
1
3
3
4
Header Global
Rating
(10 max)
4
4
5
5
5
5
4
5
5
5
5
4
7
4
4
4
4
5
4
6
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Caerhays Surf forecast

The above surf forecast table for Caerhays provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Caerhays can be found by selecting the local surf guide option on the grey menu. Our Caerhays surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Caerhays) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Caerhays may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Caerhays is 13 km (8 miles) from Saint Austell. If you plan a holiday in South Cornwall, look for hotels and other accommodation in Saint Austell. Saint Austell has rooms for a wide range of budgets as well as car hire and transport links.

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