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Gwithian Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Gwithian surfForecast / Cornwall (North) / UK
16 Day Weather and Surf, issued 12 pm Sunday 17 May 2026 BSTForecast update in hr min s Forecast update imminent
Gwithian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gwithian sea temperature is
12.2° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Gwithian this week:
The surf forecast for Gwithian over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 20) at 10AM. The primary swell is predicted to be 3.5m and 14s period. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Gwithian in the next 16 days are 3.5m 15s and forecast to arrive on Wednesday (May 20) at 4AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Monday (May 18) at 10PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Wed 20th May) | 11ft (3.5m) 14s |
| Best Surf | 10AM (Wed 20th May) | 11ft (3.5m) 14s |
| Most Powerful | 4AM (Wed 20th May) | 11ft (3.5m) 15s |
Table - best surf conditions forecast for Gwithian over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Very mild (max 14°C on Tue afternoon, min 10°C on Sun afternoon). Mainly strong winds. | Days 4-6 Weather SummaryMostly dry. Very mild (max 17°C on Thu afternoon, min 13°C on Wed night). Winds decreasing (fresh winds from the SW on Wed morning, calm by Fri afternoon). | ||||||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||||
WNW 13 | WNW 13 | WNW 12 | W 12 | W 11 | SW 6 | WSW 8 | WSW 8 | WSW 10 | W 14 | W 13 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | W 12 | W 12 | WSW 10 | W 10 | W 10 | W 10 | |
651 | 1344 | 1564 | 1154 | 661 | 278 | 632 | 817 | 2026 | 4258 | 2840 | 1444 | 839 | 692 | 566 | 1027 | 786 | 435 | 360 | 296 | 235 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | on | cross-on | cross | cross | cross-off | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | off | cross | cross-on | cross-off | off | cross-off | off | |
High Tide | 6:23PM6.54m | 6:47AM6.48m | 7:09PM6.54m | 7:34AM6.32m | 7:56PM6.39m | 8:24AM6.02m | 8:47PM6.10m | 9:16AM5.62m | 9:42PM5.75m | 10:15AM5.22m | 10:43PM5.39m | 11:21AM4.89m | 11:52PM5.11m | ||||||||
Low Tide | 12:21PM0.06m | 00:45AM0.00m | 1:07PM0.10m | 1:33AM0.06m | 1:54PM0.28m | 2:24AM0.27m | 2:45PM0.56m | 3:18AM0.58m | 3:39PM0.91m | 4:18AM0.94m | 4:40PM1.25m | 5:24AM1.24m | 5:47PM1.51m | ||||||||
 |  |  | | |  |  |  |  | |  |  | | | | | | | | | | |
 | 5:31 | — | — | 5:31 | — | — | 5:30 | — | — | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — |
 | — | — | 9:02 | — | — | 9:05 | — | — | 9:06 | — | — | 9:07 | — | — | 9:08 | — | — | 9:09 | — | — | 9:10 |
1 | — | 1 | 2 | 1 | 12 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | |
Temp °C | 11 | 11 | 10 | 12 | 12 | 13 | 13 | 14 | 13 | 14 | 15 | 14 | 16 | 17 | 16 | 17 | 17 | 17 | 21 | 22 | 20 |
6 | 5 | 3 | 6 | 7 | 8 | 6 | 8 | 6 | 9 | 11 | 11 | 12 | 13 | 11 | 16 | 16 | 16 | 22 | 21 | 18 | |
Swell 1 Height (m) Direction Period (s) | WNW 13 | S 12 | S 12 | W 12 | W 11 | WNW 10 | W 15 | W 14 | WSW 16 | W 14 | W 13 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | W 12 | W 12 | WSW 10 | W 10 | W 10 | W 10 |
 kJ | 651 | 3 | 3 | 1154 | 661 | 104 | 17 | 16 | 758 | 4258 | 2840 | 1444 | 839 | 692 | 566 | 1027 | 786 | 435 | 360 | 296 | 235 |
Swell 2 Height (m) Direction Period (s) | S 12 | — | — | S 14 | S 20 | W 16 | S 18 | W 19 | — | — | — | SW 16 | SW 15 | SSW 15 | W 15 | S 5 | SSE 5 | SW 16 | SSW 5 | SSW 6 | SSW 14 |
| kJ | 3 | — | — | 4 | 7 | 5 | 6 | 7 | — | — | — | 10 | 9 | 21 | 69 | 21 | 10 | 10 | 28 | 28 | 20 |
Swell 3 Height (m) Direction Period (s) | S 12 | — | — | — | — | W 16 | S 13 | SE 5 | — | — | — | — | — | — | SSW 14 | ESE 5 | ESE 4 | — | SSW 14 | SSW 14 | S 5 |
| kJ | 3 | — | — | — | — | 5 | 3 | 1 | — | — | — | — | — | — | 21 | 13 | 7 | — | 18 | 20 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 13 | WNW 12 | — | SSW 4 | SW 6 | WSW 8 | WSW 8 | WSW 10 | S 6 | — | — | — | — | SE 4 | — | — | SSE 4 | — | — | NNE 3 |
| kJ | 181 | 1344 | 1564 | — | 25 | 278 | 632 | 817 | 2026 | 86 | — | — | — | — | 28 | — | — | 6 | — | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 522 | 214 | 211 | 31 | 54 | 399 | 513 | 404 | 211 | 211 | 191 | 4 | 4 | 1 | 84 | 4 | 5 | 0 | 0 | 12 | 0 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Gwithian 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 Gwithian Surf forecast
The above surf forecast table for Gwithian provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Gwithian can be found by selecting the local surf guide option on the grey menu. Our Gwithian 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 (Gwithian) 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 Gwithian 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.
Gwithian is 6 km (4 miles) from Camborne. If you plan a holiday in North Cornwall, look for hotels and other accommodation in Camborne. Camborne has rooms for a wide range of budgets as well as car hire and transport links.
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