The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 6 am Friday 10 Apr 2026 BST
Forecast 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 3PM is: 0.4m 14s primary swell from a West direction and 0.2m 3s secondary swell from a South direction (forecast issued at 06:00am April 10). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (10 Apr)1ft (0.3m)14s
Afternoon (10 Apr)1.5ft (0.4m)14s
Evening (10 Apr)1ft (0.3m)13s

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


Updates in  hr  min  s Forecast update imminent
Friday
10
Saturday
11
Sunday
12
Mon
13
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
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
Wave Height (m) & direction (?)
0.5
W
0.3
WSW
0.3
WSW
0.4
WSW
0.4
W
0.3
W
0.3
W
0.3
W
0.4
WSW
0.7
W
0.7
W
0.9
WSW
0.9
WSW
1
WSW
1.1
WSW
1.2
WSW
1.2
W
0.6
W
0.9
W
0.5
W
0.4
WSW
0.6
W
0.4
WSW
0.5
W
Period(s) (?)814141414131381011119151011131316161514141012
Wave
Graph
(?)Metric surfscale
Energy kJ (?)313637635731301235112114129395205325515521174391112671323378
Wind
(km/h)
15
NW
5
NW
10
S
20
SSE
25
SSE
25
SSE
30
SSE
30
S
30
S
40
WNW
35
WSW
40
WSW
40
SW
40
SW
45
SW
40
SW
35
WSW
30
WSW
30
WSW
25
W
20
W
10
SW
15
S
10
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
glassoncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncrosscross-
on
cross-
on
cross-
on
ononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononon
High Tide
/ height (m)
12:45PM
7.98
1:23AM
7.97
2:16PM
7.58
3:05AM
7.87
3:57PM
7.85
Low Tide
/ height (m)
6:28AM
3.96
6:56PM
4.31
7:51AM
4.44
8:33PM
4.60
9:35AM
4.35
10:10PM
4.25
Friday
10
Saturday
11
Sunday
12
Mon
13
Sunrise-6:28-------6:26-------6:24------
Sunset-----8:00-------8:01-------8:02--
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
light rain
light rain
clear
part cloud
clear
rain showers
cloud
light rain
rain showers
clear
rain showers
clear
part cloud
light rain
light rain
clear
Rain (mm)
--------14---1-11-1--11-
Temp. °C7679888109478108888791010986
Feels °C (?)233322133-5-2-21-2-2-10-1245543
  • 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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