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Gwithian Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Gwithian surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 12 am 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
12.3° C
(Which is normal for this time of year)How big are the waves at Gwithian today?
The current surf forecast for Gwithian at 3AM is: 1.6m 7s primary swell from a West-northwest direction and 0.5m 14s secondary swell from a West-northwest direction, 0.4m 12s secondary swell from a West-northwest direction (forecast issued at 12:00am May 17). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4ft (1.2m) | 14s |
| Afternoon (17 May) | 6.5ft (2.0m) | 13s |
| Evening (17 May) | 6.5ft (2.0m) | 12s |
Table - waves today at Gwithian. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 14°C on Tue afternoon, min 9°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 7 | WNW 7 | WNW 14 | WNW 13 | WNW 13 | W 13 | W 12 | W 12 | W 12 | W 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 | WNW 11 | SSW 6 | SW 7 | SW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | |
239 | 255 | 366 | 651 | 1259 | 1751 | 1234 | 1356 | 1699 | 1616 | 569 | 1061 | 778 | 663 | 505 | 286 | 167 | 290 | 314 | 456 | 551 | 662 | 798 | 899 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 6:00AM6.47m | 6:23PM6.54m | 6:47AM6.48m | 7:09PM6.54m | 7:34AM6.32m | 7:56PM6.39m | ||||||||||||||||||
Low Tide | 11:58PM0.11m | 12:21PM0.06m | 00:45AM0.00m | 1:07PM0.10m | 1:33AM0.06m | 1:54PM0.28m | ||||||||||||||||||
 |  |  | |  | | |  | | | | | | | | | | | | |  | | | | |
 | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — |
— | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 2 | 5 | 1 | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | 11 | 12 | 13 | 12 | 13 | 13 | 13 | 14 | 14 | 13 |
4 | 5 | 5 | 7 | 6 | 5 | 5 | 3 | 3 | 3 | 4 | 6 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 8 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 13 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | W 13 | SW 12 | S 12 | S 12 | W 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | SW 18 | W 15 | W 14 | W 13 | W 17 |
 kJ | 89 | 158 | 366 | 651 | 1259 | 1751 | 6 | 3 | 3 | 827 | 569 | 1061 | 778 | 663 | 505 | 286 | 167 | 77 | 55 | 13 | 17 | 16 | 14 | 202 |
Swell 2 Height (m) Direction Period (s) | SW 13 | WNW 12 | SW 12 | WNW 7 | S 12 | S 12 | S 12 | — | — | S 12 | S 14 | S 14 | S 20 | S 20 | S 19 | SW 5 | SW 19 | S 19 | W 15 | W 15 | SW 18 | W 19 | WSW 18 | WNW 13 |
| kJ | 6 | 47 | 6 | 181 | 3 | 3 | 3 | — | — | 3 | 4 | 4 | 8 | 7 | 7 | 28 | 14 | 7 | 4 | 17 | 12 | 7 | 31 | 35 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SW 12 | — | S 12 | — | — | — | — | — | S 14 | — | — | — | — | S 13 | SW 19 | W 16 | W 16 | SW 19 | S 18 | S 13 | W 19 | S 18 | SW 17 |
| kJ | 6 | 6 | — | 3 | — | — | — | — | — | 4 | — | — | — | — | 3 | 15 | 5 | 5 | 14 | 6 | 3 | 7 | 6 | 12 |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | — | — | WNW 13 | W 12 | W 12 | W 12 | W 12 | W 7 | — | — | — | S 4 | S 4 | SSW 6 | SW 7 | SW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 239 | 255 | 225 | — | — | 1344 | 1234 | 1356 | 1699 | 1616 | 295 | — | — | — | 9 | 23 | 156 | 290 | 314 | 456 | 551 | 662 | 798 | 899 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 522 | 211 | 214 | 115 | 77 | 214 | 521 | 539 | 539 | 247 | 247 | 178 | 31 | 31 | 31 | 45 | 210 | 281 | 399 | 504 | 211 | 521 | 588 | 539 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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