The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 6 am Sunday 29 Mar 2026 BST
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
9.1° 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 12PM is: 0.6m 5s primary swell from a West direction (forecast issued at 06:00am March 29). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Mar)1.5ft (0.4m)12s
Afternoon (29 Mar)2.5ft (0.7m)5s
Evening (29 Mar)2.5ft (0.8m)8s

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


Updates in  hr  min  s Forecast update imminent
Sunday
29
Monday
30
Tuesday
31
Wed
01
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 (?)
0.2
W
0.3
W
0.4
W
0.6
W
0.7
W
0.8
W
0.8
W
0.7
W
0.6
W
0.6
W
0.6
W
0.6
W
0.6
W
0.2
W
0.2
W
0.4
W
0.2
W
0.2
W
0.3
W
0.3
W
0.4
W
0.4
W
0.2
W
0.3
W
Period(s) (?)9612567888886161615914149913486
Wave
Graph
(?)Metric surfscale
Energy kJ (?)76441533668063474641301831917241615131354655
Wind
(km/h)
10
W
15
WSW
30
WSW
40
WSW
40
WSW
40
W
30
W
30
WNW
25
WNW
20
WNW
30
WNW
30
WNW
30
NW
20
WNW
20
WNW
15
W
20
W
20
W
20
W
20
W
30
W
20
W
15
WNW
10
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscrosscrosscrosscross-
off
crosscrosscrosscrosscrosscrosscrosscrosscross-
on
crosscross-
off
High Tide
/ height (m)
4:51AM
9.00
5:28PM
9.08
5:53AM
9.80
6:20PM
9.89
6:39AM
10.57
7:02PM
10.60
Low Tide
/ height (m)
11:28AM
3.32
11:51PM
3.18
12:21PM
2.55
12:37AM
2.42
1:01PM
1.88
Sunday
29
Monday
30
Tuesday
31
Wed
01
Sunrise-6:56-------6:54-------6:52------
Sunset-----7:39-------7:42-------7:43--
part cloud
cloud
cloud
cloud
light rain
light rain
part cloud
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
Rain (mm)
----11------------------
Temp. °C77898910977910109991010111413101111
Feels °C (?)3311-114212233455667107688
  • 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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