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Constantine Bay Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Constantine Bay surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 pm Thursday 21 May 2026 BSTForecast update in hr min s Forecast update imminent
Constantine Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Constantine Bay sea temperature is
12.6° C
(Which is slightly warmer than usual)How big are the waves at Constantine Bay today?
The current surf forecast for Constantine Bay at 10PM is: 1.4m 10s primary swell from a West direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00pm May 21). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 5ft (1.5m) | 11s |
| Evening (21 May) | 4.5ft (1.4m) | 10s |
Table - waves today at Constantine Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Sun morning, min 14°C on Thu night). Winds decreasing (fresh winds from the SE on Thu night, calm by Fri night). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 10 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | |
495 | 476 | 400 | 468 | 541 | 707 | 694 | 606 | 606 | 496 | 426 | 426 | 346 | 339 | 339 | 290 | 284 | 273 | 230 | 225 | 179 | 168 | 133 | 132 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-off | on | glassy | cross-on | glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:49PM6.14m | 10:21AM5.59m | 10:49PM5.76m | 11:27AM5.24m | 11:57PM5.46m | 12:39PM5.05m | ||||||||||||||||||
Low Tide | 3:42PM0.98m | 4:21AM1.01m | 4:43PM1.35m | 5:27AM1.35m | 5:51PM1.63m | 6:38AM1.55m | ||||||||||||||||||
 |  |  |  | | |  | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — |
 | — | 9:08 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:10 | — | — | — | — | — | 9:13 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 15 | 15 | 14 | 14 | 16 | 18 | 18 | 18 | 15 | 15 | 14 | 14 | 14 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 18 | 20 |
11 | 10 | 10 | 12 | 12 | 12 | 15 | 17 | 16 | 17 | 14 | 15 | 14 | 14 | 13 | 15 | 13 | 13 | 13 | 13 | 13 | 14 | 18 | 20 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 |
 kJ | 495 | 476 | 400 | 468 | 541 | 707 | 694 | 606 | 606 | 496 | 426 | 426 | 346 | 339 | 339 | 290 | 284 | 273 | 230 | 225 | 179 | 168 | 133 | 132 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 14 | — | — | — | — | — | — | — | — | SW 13 | — | SW 13 | — | SW 14 | SW 13 | SW 14 | WSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | — | — | 8 | — | — | — | — | — | — | — | — | 7 | — | 7 | — | 7 | 7 | 8 | 19 | 8 | 8 | 8 | 8 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 3 | SE 3 | SSE 3 | SSE 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 4 | 9 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 15 | 19 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 9 | 0 | 36 | 44 | 44 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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