The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 5 pm Thursday 29 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
6.8° C
(Which is 2.7°C colder than average for this time of year)


How big are the waves at The Knap today?

The current surf forecast for The Knap at 10PM is: 0.3m 13s primary swell from a West-southwest direction and 0.3m 3s secondary swell from a Southeast direction (forecast issued at 05:00pm January 29). The wind direction is predicted to be cross-shore.

Time (GMT) & DateWave HeightWave Period
Morning (29 Jan)--
Afternoon (29 Jan)1.5ft (0.4m)14s
Evening (29 Jan)1ft (0.3m)13s

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

Updates in  hr  min  s Forecast update imminent
Thursday
29
Friday
30
Saturday
31
Sunday
01
3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WSW
0.4
WSW
0.3
WSW
0.3
WSW
0.3
WSW
0.3
WSW
0.5
WSW
0.9
WSW
0.9
WSW
0.9
WSW
0.8
WSW
0.7
WSW
0.7
WSW
0.7
WSW
0.9
W
0.8
WSW
0.7
WSW
0.7
WSW
0.7
WSW
0.6
WSW
0.6
W
0.6
W
0.5
W
0.5
W
Period(s) (?)141413131212201818171716161616161515151514141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)68613433302822555354052238527326325638632024624623416714814610192
Wind
(km/h)
30
SE
35
ESE
35
ESE
30
SE
10
SSW
15
SW
15
S
15
SE
25
ESE
25
E
20
ENE
10
ENE
15
W
25
W
30
W
25
W
25
W
10
WSW
10
SW
15
SW
20
WSW
5
SW
5
SE
5
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrossonononcrosscrosscross-
off
cross-
off
cross-
off
cross-
on
crosscrosscross-
on
cross-
on
cross-
on
ononcross-
on
cross-
on
cross-
on
cross
High Tide
/ height (m)
3:33PM
8.91
4:12AM
9.30
4:47PM
9.42
5:17AM
10.03
5:45PM
10.11
6:10AM
10.80
Low Tide
/ height (m)
9:48PM
3.44
10:34AM
3.18
11:04PM
2.90
11:40AM
2.46
12:02AM
2.21
Thursday
29
Friday
30
Saturday
31
Sunday
01
Sunrise------7:54-------7:52-------7:50-
Sunset4:55-------4:58-------5:00-------
cloud
cloud
light rain
light rain
light rain
rain showers
part cloud
cloud
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
Rain (mm)
--5541--1611221---------
Temp. °C778887688888777887788888
Feels °C (?)0-11253242235311234454666
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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