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St Agnes Surf Forecast
/ Cornwall (North) (59 surf breaks) /
Surf Forecasts:
St Agnes surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Wednesday 17 Sep 2025 BST
How big are the waves at St Agnes today?
The current surf forecast for St Agnes at 12PM is: 3.0m 10s primary swell from a West-southwest direction and 0.1m 18s secondary swell from a South direction (forecast issued at 06:00am September 17). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 10ft (3.0m) | 10s |
| Afternoon (17 Sep) | 10ft (3.0m) | 11s |
| Evening (17 Sep) | 11ft (3.5m) | 12s |
Table - waves today at St Agnes. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 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) (?) | 7 | 9 | 10 | 10 | 11 | 12 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 653 | 1356 | 1775 | 1961 | 2535 | 3413 | 3704 | 3069 | 2527 | 2094 | 1744 | 1635 | 1292 | 1174 | 942 | 828 | 828 | 717 | 732 | 664 | 539 | 472 | 475 | 433 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:05AM 4.54 | 2:44PM 4.84 | 3:25AM 4.85 | 3:51PM 5.25 | 4:20AM 5.26 | 4:39PM 5.68 | ||||||||||||||||||
Low Tide / height (m) | 8:41AM 1.93 | 9:27PM 1.60 | 9:52AM 1.56 | 10:25PM 1.19 | 10:43AM 1.14 | 11:09PM 0.82 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | - | 6:58 | - | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:29 | - | - | - | - | - | - | - | 7:27 | - | - |
 |  | |  | | | |  |  | | | | | | | | | | |  | | | | | |
Rain (mm) | 1 | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 17 | 19 | 18 | 16 | 16 | 16 |
| Feels °C (?) | 8 | 10 | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 13 | 14 | 15 | 14 | 14 | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 15 |
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Live Wave Height (m)
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Recent Eyeball Surf Reports for Cornwall (North)
The wind is still cross-off at St Agnes (fresh winds from the SSW at Camborne 12 km from St Agnes). 3.1m 10s swell from the W with a 1.3m 5s windswell, also from the W. 2 swells combining so expect closeout sets.
1 h 27 min ago
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