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Caerhays Surf Forecast
/ Cornwall (South) (25 surf breaks) /
Surf Forecasts:
Caerhays surfForecast / Cornwall (South) / UK
16 Day Weather and Surf, issued 12 am Sunday 17 May 2026 BSTForecast 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
12.5° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Caerhays this week:
The most powerful waves expected at Caerhays in the next 16 days are 0.8m 14s and forecast to arrive on Wednesday (May 20) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 2s period and expected on Sunday (May 17) at 7AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 7AM (Wed 20th May) | 2.5ft (0.8m) 14s |
Table - best surf conditions forecast for Caerhays over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 15°C on Tue afternoon, min 9°C on Sun night). Mainly fresh winds. | Days 4-6 Weather SummaryMostly dry. Very mild (max 18°C on Fri afternoon, min 12°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
WSW 14 | WSW 13 | WSW 13 | SW 5 | SSW 5 | S 5 | SSW 6 | SW 7 | SSW 7 | SW 14 | WSW 13 | WSW 12 | WSW 12 | SSW 11 | WSW 11 | SW 13 | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | |
40 | 34 | 33 | 14 | 14 | 42 | 126 | 147 | 169 | 206 | 154 | 59 | 27 | 82 | 48 | 84 | 68 | 61 | 30 | 30 | 27 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross | cross | cross-on | cross-on | on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | cross-on | cross | cross | cross | cross | cross-off | |
High Tide | 5:52AM4.80m | 6:15PM4.89m | 6:37AM4.79m | 6:59PM4.90m | 7:25AM4.66m | 7:46PM4.79m | 8:15AM4.43m | 8:37PM4.58m | 9:11AM4.13m | 9:36PM4.32m | 10:18AM3.84m | 10:46PM4.07m | 11:37AM3.63m | 00:03AM3.89m | |||||||
Low Tide | 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 | 3:48PM0.41m | 4:22AM0.42m | 4:41PM0.74m | 5:19AM0.74m | 5:40PM1.05m | ||||||||
 | |  | | |  |  | |  | | | |  |  | | | |  | | | | |
 | 5:30 | — | — | 5:28 | — | — | 5:28 | — | — | 5:26 | — | — | 5:24 | — | — | 5:24 | — | — | 5:22 | — | — |
 | — | — | 9:00 | — | — | 9:02 | — | — | 9:04 | — | — | 9:05 | — | — | 9:07 | — | — | 9:07 | — | — | 9:08 |
1 | 1 | 4 | 2 | 2 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 10 | 12 | 12 | 13 | 14 | 15 | 13 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 18 | 20 | 21 | 22 |
7 | 6 | 4 | 7 | 7 | 8 | 7 | 9 | 8 | 10 | 10 | 13 | 14 | 14 | 13 | 15 | 16 | 15 | 20 | 20 | 21 | |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 12 | WSW 11 | W 11 | — | SE 5 | SW 16 | SW 14 | WSW 13 | WSW 12 | SSW 5 | SSW 11 | WSW 11 | SW 13 | SW 12 | SE 5 | SSW 6 | SW 11 | SW 10 |
 kJ | 40 | 34 | 33 | 14 | 13 | 2 | — | 5 | 66 | 206 | 154 | 59 | 16 | 82 | 48 | 83 | 68 | 18 | 10 | 30 | 27 |
Swell 2 Height (m) Direction Period (s) | SW 6 | S 12 | — | — | — | S 19 | — | S 18 | SW 10 | WSW 10 | — | — | WSW 12 | S 15 | SW 14 | SW 13 | SSW 5 | S 6 | SW 11 | S 6 | SE 4 |
| kJ | 5 | 3 | — | — | — | 7 | — | 6 | 4 | 107 | — | — | 27 | 4 | 8 | 84 | 9 | 16 | 30 | 6 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 15 | — | — | — | — | S 15 | — | — | S 5 | S 13 | SW 11 | SE 4 | ESE 4 | S 5 |
| kJ | — | — | — | — | — | — | — | 4 | — | — | — | — | 4 | — | — | 19 | 4 | 61 | 5 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | WSW 2 | WSW 3 | SW 5 | SSW 5 | S 5 | SSW 6 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | — | — | ESE 4 | SE 5 | SE 4 | — | — | — | — |
| kJ | — | 2 | 5 | 14 | 14 | 42 | 126 | 147 | 169 | 91 | 50 | 29 | — | — | 19 | 36 | 26 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 493 | 270 | 191 | 27 | 27 | 39 | 527 | 187 | 31 | 191 | 179 | 39 | 31 | 26 | 41 | 70 | 26 | 25 | 25 | 25 | 25 |
Best forecast wave conditions in South Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Caerhays 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.
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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