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Gwithian Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Gwithian surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 pm Wednesday 20 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
12.4° C
(Which is normal for this time of year)How big are the waves at Gwithian today?
The current surf forecast for Gwithian at 10PM is: 2.5m 12s primary swell from a West direction (forecast issued at 06:00pm May 20). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | - | - |
| Afternoon (20 May) | 10ft (3.0m) | 13s |
| Evening (20 May) | 8ft (2.5m) | 12s |
Table - waves today at Gwithian. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | |
3113 | 2460 | 1928 | 1444 | 1338 | 1047 | 854 | 730 | 619 | 521 | 622 | 596 | 837 | 821 | 711 | 711 | 622 | 588 | 511 | 511 | 424 | 402 | 349 | 349 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | glassy | cross-on | cross | cross | cross | |
High Tide | 8:47PM6.10m | 9:16AM5.62m | 9:42PM5.75m | 10:15AM5.22m | 10:43PM5.39m | 11:21AM4.89m | ||||||||||||||||||
Low Tide | 2:45PM0.56m | 3:18AM0.58m | 3:39PM0.91m | 4:18AM0.94m | 4:40PM1.25m | 5:24AM1.24m | ||||||||||||||||||
 | |  | |  |  | | | | |  | | | | | | |  | | | | | | | |
 | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — |
 | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | 9:10 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 15 | 16 | 14 | 13 | 14 | 16 | 16 | 17 | 16 | 16 | 15 | 15 | 14 | 15 | 16 |
9 | 10 | 9 | 9 | 11 | 11 | 11 | 12 | 12 | 11 | 13 | 12 | 12 | 13 | 15 | 14 | 16 | 16 | 16 | 15 | 15 | 13 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
 kJ | 3113 | 2460 | 1928 | 1444 | 1338 | 1047 | 854 | 730 | 619 | 521 | 622 | 596 | 837 | 821 | 711 | 711 | 622 | 588 | 511 | 511 | 424 | 402 | 349 | 349 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 14 | S 18 | SSW 6 | SSW 6 | S 7 | S 6 | S 6 | S 6 | S 6 | S 5 | — | SSW 15 | SSW 14 |
| kJ | — | — | — | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 21 | 6 | 42 | 50 | 43 | 27 | 18 | 10 | 5 | 2 | — | 22 | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | S 18 | S 18 | ESE 4 | — | S 16 | SW 16 | SW 16 | SW 16 | SW 16 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 20 | 6 | 6 | 3 | — | 5 | 10 | 10 | 10 | 10 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 277 | 31 | 4 | 54 | 4 | 4 | 4 | 4 | 1 | 0 | 1 | 4 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 13 | 13 | 13 | 13 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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