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Constantine Bay Surf Forecast
/ Cornwall (North) (59 surf breaks) /
Surf Forecasts:
Constantine Bay surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Thursday 18 Sep 2025 BST
How big are the waves at Constantine Bay today?
The current surf forecast for Constantine Bay at 9AM is: 2.4m 12s primary swell from a West direction (forecast issued at 06:00am September 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 8ft (2.4m) | 12s |
| Afternoon (18 Sep) | 7ft (2.2m) | 11s |
| Evening (18 Sep) | 6.5ft (2.0m) | 10s |
Table - waves today at Constantine Bay. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
| 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 | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2104 | 1760 | 1543 | 1191 | 1065 | 917 | 725 | 698 | 667 | 696 | 697 | 574 | 502 | 432 | 363 | 302 | 246 | 240 | 106 | 106 | 138 | 205 | 333 | 952 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | cross- off | cross | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | on | on |
High Tide / height (m) | 3:35AM 5.06 | 4:00PM 5.48 | 4:30AM 5.49 | 4:49PM 5.92 | 5:12AM 5.89 | 5:28PM 6.30 | ||||||||||||||||||
Low Tide / height (m) | 9:59AM 1.65 | 10:32PM 1.27 | 10:49AM 1.21 | 11:15PM 0.88 | 11:29AM 0.84 | 11:51PM 0.58 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
| Sunrise | - | 6:58 | - | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:28 | - | - | - | - | - | - | - | 7:25 | - | - | - | - | - | - | - | 7:23 | - | - |
 |  |  | | |  |  |  | | | | | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - |
| Temp. °C | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 18 | 18 | 17 | 16 | 16 | 15 | 15 | 16 | 16 | 18 | 16 | 13 | 14 |
| Feels °C (?) | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 14 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 10 | 11 | 10 | 2 | 5 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Cornwall (North)
The wind is still cross-on at Constantine Bay (moderate winds from the SW at Newquay Airport 11 km from Constantine Bay). 2.7m 12s groundswell from the W with a 1.0m 6s windswell, also from the W. 2 swells combining so expect closeout sets.
2 h 14 min ago
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