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The Knap Surf Forecast
/ Wales – South East (14 surf breaks) /
Surf Forecasts:
The Knap surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 12 am Monday 13 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Today's The Knap sea temperature is
10.3° C
(Which is slightly warmer than usual)How big are the waves at The Knap today?
The current surf forecast for The Knap at 6AM is: 0.3m 9s primary swell from a West direction and 0.2m 12s secondary swell from a West direction (forecast issued at 12:00am April 13). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 1ft (0.3m) | 9s |
| Afternoon (13 Apr) | 1ft (0.3m) | 11s |
| Evening (13 Apr) | 1ft (0.3m) | 10s |
Table - waves today at The Knap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 12 | 9 | 9 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 126 | 84 | 47 | 14 | 14 | 21 | 20 | 18 | 17 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 16 | 15 | 78 | 89 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | glass | cross- on | glass | on | cross | glass | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on |
High Tide / height (m) | 4:30AM 8.42 | 5:05PM 8.60 | 5:26AM 9.27 | 5:52PM 9.51 | 6:10AM 10.19 | 6:33PM 10.41 | ||||||||||||||||||
Low Tide / height (m) | 10:10PM 4.25 | 10:53AM 3.72 | 11:16PM 3.50 | 11:45AM 2.89 | 12:03AM 2.64 | 12:27PM 2.05 | ||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 |
 | | |  | | |  |  | | | |  |  | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | 1 | 2 | - |
| Temp. °C | 7 | 7 | 6 | 5 | 8 | 10 | 11 | 10 | 8 | 7 | 7 | 6 | 9 | 9 | 10 | 12 | 11 | 11 | 12 | 12 | 13 | 15 | 11 | 12 |
| Feels °C (?) | 3 | 4 | 3 | 3 | 6 | 7 | 7 | 7 | 6 | 4 | 4 | 2 | 5 | 4 | 6 | 9 | 8 | 8 | 9 | 9 | 8 | 10 | 7 | 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
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our The Knap surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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