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Surf Forecasts:
Seaton surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 11 pm Friday 20 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Seaton surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Seaton sea temperature is
10.4° C
(Which is slightly warmer than usual)How big are the waves at Seaton today?
The current surf forecast for Seaton at 4AM is: 0.2m 11s primary swell from a West direction and 0.2m 4s secondary swell from a East-southeast direction, 0.2m 9s secondary swell from a South-southwest direction, 0.5m 4s secondary swell from a East direction (forecast issued at 11:00pm March 20). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 0.5ft (0.2m) | 13s |
| Afternoon (21 Mar) | 1ft (0.3m) | 12s |
| Evening (21 Mar) | 0.5ft (0.2m) | 15s |
Table - waves today at Seaton. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 11 | 13 | 13 | 12 | 12 | 12 | 15 | 12 | 13 | 14 | 14 | 14 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 23 | 16 | 10 | 18 | 17 | 30 | 29 | 28 | 21 | 30 | 33 | 39 | 40 | 37 | 35 | 34 | 33 | 32 | 30 | 30 | 30 | 31 | 30 | 29 |
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 | cross- on | on | glass | off | off | off | off | cross- off | cross- off | off | off | off | off | cross- off | cross | cross- on | on | cross- on |
High Tide / height (m) | 6:27PM 4.96 | 6:40AM 5.14 | 6:59PM 4.99 | 7:15AM 5.05 | 7:34PM 4.90 | 7:53AM 4.82 | ||||||||||||||||||
Low Tide / height (m) | 12:49AM -0.36 | 1:10PM -0.45 | 1:28AM -0.35 | 1:49PM -0.30 | 2:08AM -0.18 | 2:29PM 0.00 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:34 |
 |  | | |  | | | | | | | | | |  | |  | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 9 | 10 | 11 | 12 | 10 | 9 | 9 | 9 | 8 | 9 | 12 | 12 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels °C (?) | 7 | 7 | 7 | 6 | 8 | 9 | 10 | 8 | 8 | 7 | 7 | 5 | 6 | 9 | 7 | 6 | 6 | 5 | 5 | 7 | 6 | 5 | 6 | 7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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