The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 11 am Friday 27 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
9.4° 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 6PM is: 0.4m 7s primary swell from a West direction and 0.1m 10s secondary swell from a West direction (forecast issued at 11:00am March 27). The wind direction is predicted to be cross-shore.

Time (GMT) & DateWave HeightWave Period
Morning (27 Mar)1.5ft (0.4m)6s
Afternoon (27 Mar)1.5ft (0.5m)6s
Evening (27 Mar)1.5ft (0.4m)7s

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


Updates in  hr  min  s Forecast update imminent
Friday
27
Saturday
28
Sunday
29
Monday
30
9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM
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 (?)
0.4
W
0.4
W
0.5
W
0.4
W
0.4
W
0.2
W
0.2
W
0.2
W
0.2
W
0.7
W
0.7
WNW
0.6
W
0.5
W
0.4
W
0.2
W
0.3
W
0.4
W
0.6
W
0.8
W
0.9
W
0.9
W
0.8
W
0.7
W
0.6
W
Period(s) (?)66677181716167766696125688888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)12122014142523212244453121126644184990115896848
Wind
(km/h)
25
SW
25
W
20
WNW
20
WNW
30
NNW
20
NW
20
NW
25
WNW
30
NW
30
NW
35
NW
25
NW
15
WNW
15
WNW
15
W
15
WSW
30
WSW
40
WSW
45
WSW
40
W
30
WNW
20
WNW
20
WNW
25
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscrosscross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscross
High Tide
/ height (m)
1:38PM
8.20
2:25AM
8.48
3:17PM
8.38
3:51AM
9.00
4:28PM
9.08
4:53AM
9.80
Low Tide
/ height (m)
6:59AM
3.95
7:48PM
4.23
9:01AM
3.97
9:41PM
3.93
10:28AM
3.32
10:51PM
3.18
Friday
27
Saturday
28
Sunday
29
Monday
30
Sunrise6:01------5:58-------5:56-------5:54
Sunset---6:37-------6:37-------6:39----
cloud
light rain
part cloud
cloud
cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
clear
clear
clear
part cloud
Rain (mm)
-1----------------11----
Temp. °C10101010765568887777898910877
Feels °C (?)555500-1-2-2-1-11223310-114321
  • 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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