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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 6 am Saturday 25 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Today's The Knap sea temperature is
11.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at The Knap today?
The current surf forecast for The Knap at 2PM is: 0.1m 11s primary swell from a West direction (forecast issued at 06:00am April 25). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 0.5ft (0.1m) | 12s |
| Afternoon (25 Apr) | 0.5ft (0.1m) | 11s |
| Evening (25 Apr) | 0.5ft (0.1m) | 10s |
Table - waves today at The Knap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Sat afternoon, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 11 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | |
2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | glassy | off | off | |
High Tide | 1:38AM8.92m | 2:26PM8.39m | 3:06AM8.76m | 3:53PM8.55m | 4:24AM9.12m | 5:00PM9.09m | ||||||||||||||||||
Low Tide | 8:00AM3.72m | 8:38PM4.02m | 9:39AM3.70m | 10:11PM3.78m | 10:55AM3.25m | 11:17PM3.23m | ||||||||||||||||||
 |  |  | | | |  |  | |  | | | | | | | | | | | | | | | |
 | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | 5:52 |
 | — | — | — | — | — | 8:24 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:28 | — | 8:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 11 | 14 | 16 | 16 | 15 | 14 | 12 | 11 | 11 | 14 | 16 | 16 | 14 | 13 | 12 | 12 | 13 | 16 | 16 | 16 | 14 | 13 |
8 | 6 | 8 | 11 | 14 | 14 | 13 | 12 | 10 | 8 | 8 | 11 | 14 | 14 | 13 | 11 | 10 | 11 | 12 | 15 | 14 | 15 | 12 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 |
 kJ | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 10 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 22 | 22 | 22 | 22 | 33 | 33 | 33 | 33 | 33 | 65 | 72 | 67 | 72 | 67 | 67 | 67 | 67 | 67 | 67 | 78 | 204 | 359 | 68 | 67 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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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