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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 11 pm Monday 23 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Today's The Knap sea temperature is
9.0° C
(Which is normal for this time of year)How big are the waves at The Knap today?
The current surf forecast for The Knap at 2AM is: 0.1m 12s primary swell from a West direction and 0.1m 8s secondary swell from a West direction (forecast issued at 11:00pm March 23). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Mar) | 1.5ft (0.4m) | 6s |
| Afternoon (24 Mar) | 2ft (0.6m) | 6s |
| Evening (24 Mar) | 4ft (1.2m) | 8s |
Table - waves today at The Knap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 24 | Wednesday 25 | Thursday 26 | ||||||||||||||||||||||
| 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) (?) | 12 | 12 | 11 | 11 | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 3 | 3 | 2 | 9 | 18 | 27 | 77 | 187 | 287 | 424 | 476 | 339 | 251 | 186 | 150 | 108 | 87 | 68 | 32 | 18 | 16 | 15 | 15 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross | cross | cross | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross | cross | cross |
High Tide / height (m) | 9:48PM 11.23 | 10:10AM 10.80 | 10:33PM 10.39 | 11:00AM 9.79 | 11:29PM 9.46 | 12:05PM 8.80 | ||||||||||||||||||
Low Tide / height (m) | 3:48AM 1.43 | 4:09PM 1.86 | 4:34AM 2.28 | 4:57PM 2.79 | 5:32AM 3.22 | |||||||||||||||||||
Tuesday 24 | Wednesday 25 | Thursday 26 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:35 |
 | | | |  | | |  |  |  |  | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 9 | 9 | 10 | 11 | 12 | 12 | 11 | 9 | 7 | 6 | 5 | 5 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 6 | 8 | 8 | 7 |
| Feels °C (?) | 5 | 4 | 4 | 4 | 6 | 7 | 4 | 1 | -3 | -5 | -6 | -7 | -6 | -4 | -4 | -4 | -4 | -2 | -1 | 0 | 1 | 2 | 1 | 1 |
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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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