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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 Monday 19 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
6.6° C
 (Which is 3.1°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 3PM is: 0.3m 10s primary swell from a West direction and 0.1m 18s secondary swell from a West direction (forecast issued at 11:00am January 19). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (19 Jan)0.5ft (0.2m)10s
Afternoon (19 Jan)1ft (0.3m)10s
Evening (19 Jan)1.5ft (0.4m)10s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
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 (?)
0.2
W
0.2
W
0.3
W
0.2
W
0.4
WSW
0.3
W
0.3
WSW
0.4
WSW
0.4
W
0.3
WSW
0.3
WSW
0.4
WSW
0.4
WSW
0.5
W
0.5
W
0.5
W
0.4
WSW
0.3
W
0.3
W
0.2
W
0.2
W
0.2
W
0.2
W
0.2
WSW
Period(s) (?)10111017101616161616161414131312101091313121216
Wave
Graph
(?)Metric surfscale
Energy kJ (?)8916243444498278484769668982693416151313111125
Wind
(km/h)
5
E
10
ESE
10
SSE
15
SE
15
SE
15
SW
15
SE
25
SSE
40
SE
45
SE
50
SSE
20
SSW
25
SSE
20
SSE
20
SSE
20
SE
35
ESE
45
SSE
45
SSE
40
SE
35
SE
25
SE
20
SE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		crosscross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross
High Tide
/ height (m)
7:11AM
10.67
7:29PM
10.54
7:46AM
11.06
8:04PM
10.85
8:21AM
11.32
8:39PM
11.01
Low Tide
/ height (m)
1:24PM
1.80
1:37AM
1.68
1:59PM
1.47
2:11AM
1.43
2:33PM
1.28
2:45AM
1.32
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Sunrise8:07-------8:07-------8:06-------
Sunset--4:38-------4:40-------4:42-----
part cloud
cloud
cloud
part cloud
cloud
part cloud
clear
cloud
cloud
cloud
light rain
light rain
cloud
clear
clear
part cloud
cloud
mod rain
light rain
light rain
light rain
cloud
cloud
cloud
Rain (mm)
----------24-----8113---
Temp. °C78987767898777666101099998
Feels °C (?)55753421-1-1-321211-31112344
  • 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.

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

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