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Harlyn Surf Forecast
/ Cornwall (North) (59 surf breaks) /
Surf Forecasts:
Harlyn surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 pm Thursday 18 Sep 2025 BST
How big are the waves at Harlyn today?
The current surf forecast for Harlyn at 10PM is: 2.0m 10s primary swell from a West-southwest direction (forecast issued at 06:00pm September 18). The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 7ft (2.2m) | 11s |
| Evening (18 Sep) | 7ft (2.1m) | 10s |
Table - waves today at Harlyn. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1186 | 936 | 742 | 698 | 681 | 696 | 640 | 591 | 518 | 435 | 367 | 344 | 294 | 283 | 238 | 151 | 399 | 150 | 158 | 220 | 177 | 339 | 476 | 392 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | off | cross- off | off | off | cross- off | off | off | off | off | cross- off | cross- off | cross- on | cross | cross- off | off | cross- off | cross- on | cross | glass | cross- on |
High Tide / height (m) | 4:00PM 5.48 | 4:30AM 5.49 | 4:49PM 5.92 | 5:12AM 5.89 | 5:28PM 6.30 | 5:48AM 6.22 | ||||||||||||||||||
Low Tide / height (m) | 10:32PM 1.27 | 10:49AM 1.21 | 11:15PM 0.88 | 11:29AM 0.84 | 11:51PM 0.58 | 12:03PM 0.57 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - |
| Sunset | - | 7:28 | - | - | - | - | - | - | - | 7:25 | - | - | - | - | - | - | - | 7:23 | - | - | - | - | - | - |
 | |  | | | |  |  | | | |  |  | |  | | | |  |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 3 | 1 | 5 | 4 | - | - | 1 | - | - | - | - |
| Temp. °C | 18 | 17 | 16 | 16 | 16 | 15 | 16 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 13 |
| Feels °C (?) | 13 | 13 | 13 | 13 | 14 | 13 | 12 | 14 | 16 | 16 | 15 | 15 | 15 | 16 | 14 | 9 | 8 | 9 | 9 | 10 | 6 | 8 | 11 | 10 |
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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 offshore at Harlyn (moderate winds from the S at Newquay Airport 12 km from Harlyn). 2.3m 10s swell from the WSW with a 0.8m 5s windswell from the W. 2 swells combining so expect closeout sets.
1 h 55 min ago
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