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Surf Forecasts:

The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 11 am Thursday 15 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
6.5° C
 (Which is 3.3°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 2PM is: 0.3m 19s primary swell from a West-southwest direction and 0.4m 10s secondary swell from a West-southwest direction (forecast issued at 11:00am January 15). The wind direction is predicted to be offshore.

Time (GMT) & DateWave HeightWave Period
Morning (15 Jan)1.5ft (0.4m)10s
Afternoon (15 Jan)1ft (0.3m)18s
Evening (15 Jan)1.5ft (0.5m)17s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
15
Friday
16
Saturday
17
Sunday
18
9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM
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
See all maps
Wave Height (m) & direction (?)
0.4
WSW
0.4
WSW
0.3
WSW
0.3
WSW
0.5
W
0.5
W
0.5
W
0.5
W
0.4
WSW
0.4
WSW
0.5
W
0.6
W
0.6
W
0.6
W
0.6
W
0.5
W
0.5
W
0.4
WSW
0.4
WSW
0.4
WSW
0.4
WSW
0.3
WSW
0.3
W
0.3
W
Period(s) (?)101018171716161616151515151515141414131313121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)35356659153135131129827911916516316115710610161585653282524
Wind
(km/h)
10
SE
10
ENE
10
NE
5
WSW
10
SW
15
SSW
15
SSW
15
SSW
15
S
20
SSE
20
SSE
15
SE
15
ESE
10
ESE
15
ESE
10
SE
10
ESE
15
ESE
15
SE
10
ESE
10
E
10
E
15
ENE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off		cross-
off		cross-
on		onononononcross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
4:43PM
8.60
5:10AM
9.03
5:33PM
9.08
5:55AM
9.60
6:15PM
9.61
Low Tide
/ height (m)
10:22AM
3.85
10:48PM
3.56
11:20AM
3.36
11:39PM
3.06
12:07PM
2.79
12:22AM
2.54
Thursday
15
Friday
16
Saturday
17
Sunday
18
Sunrise8:11-------8:11-------8:10-------
Sunset--4:32-------4:34-------4:36-----
cloud
light rain
light rain
cloud
part cloud
clear
part cloud
part cloud
clear
clear
light rain
part cloud
cloud
cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
-12-------1-------------
Temp. °C777776666897666668987665
Feels °C (?)544542222343232335554321
  • 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

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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.

View detailed surf forecast for The Knap at:
surf-forecast.com

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