The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 6 pm Wednesday 29 Apr 2026 BST
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
12.2° C
(Which is 1.8°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 10PM is: 0.2m 12s primary swell from a West direction (forecast issued at 06:00pm April 29). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Apr)--
Afternoon (29 Apr)0.5ft (0.2m)12s
Evening (29 Apr)0.5ft (0.2m)12s

Table - waves today at The Knap. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Wed afternoon, min 9°C on Wed night). Winds decreasing (fresh winds from the ENE on Wed afternoon, calm by Fri morning).

Wed
29
Thursday
30
Friday
1
Sat
2
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
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
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<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.2
W
12
0.2
W
12
0.2
W
12
0.2
W
12
0.2
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
Wave Graph
Metric surfscale
Energy kJ
11
11
11
11
10
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Wind (km/h)
35
ENE
40
ENE
35
ENE
35
ENE
35
ENE
30
ENE
30
E
30
ESE
30
ESE
25
ESE
15
E
15
ENE
15
ENE
15
ENE
15
E
0
ESE
10
WNW
15
WNW
10
WNW
5
WSW
5
SW
5
S
10
S
5
WSW
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross
cross
cross-on
on
glassy
cross-on
cross-on
High Tide
6:33PM10.28m
6:50AM10.67m
7:10PM10.73m
7:26AM10.96m
7:44PM11.02m
7:59AM11.08m
Low Tide
00:42AM2.15m
1:01PM1.80m
1:15AM1.76m
1:31PM1.52m
1:46AM1.50m
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:46
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:32
8:35
8:36
Temp °C
16
14
11
10
9
9
12
16
16
14
13
11
9
9
12
14
15
14
12
11
10
10
12
14
8
6
3
2
1
2
5
9
10
9
9
7
5
5
9
14
14
11
9
10
8
8
10
12
Swell 1
Height (m)
Direction
Period (s)
0.2
W
12
0.2
W
12
0.2
W
12
0.2
W
12
0.2
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
7
Energy kJ
11
11
11
11
10
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
Swell 2
Height (m)
Direction
Period (s)
0.1
W
10
Energy kJ
2
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.3
ENE
4
0.3
ENE
3
0.3
ENE
3
0.3
ENE
3
0.2
ENE
3
0.2
E
3
0.2
E
3
0.3
ESE
3
0.3
ESE
3
0.2
ESE
3
Energy kJ
2
2
2
2
1
1
1
2
2
1
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
3
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
365
352
359
334
311
295
300
252
219
69
68
72
72
72
72
73
202
165
69
137
137
69
137
161
Best forecast wave conditions in Wales - South East
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
5
5
5
4
4
4
4
4
4
4
4
3
3
3
2
2
2
2
2
2
1
1
1
Header Global
Rating
(10 max)
8
7
6
5
5
5
5
4
5
6
6
6
7
5
5
5
5
5
9
5
7
5
5
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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