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Surf Forecasts:

The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 5 pm Thursday 19 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
9.3° 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 12AM is: 0.2m 12s primary swell from a West direction (forecast issued at 05:00pm March 19). The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (20 Mar)--
Afternoon (20 Mar)0.5ft (0.2m)12s
Evening (20 Mar)0.5ft (0.2m)12s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
19
Friday
20
Saturday
21
Sunday
22
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM
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
0.2
W
0.2
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
Period(s) (?)121212121212121111111111111013121211111111151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1212121233332222223332222444
Wind
(km/h)
15
E
15
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
NE
10
ENE
10
ENE
10
ENE
10
E
10
E
10
E
5
E
5
ENE
5
ENE
5
NE
5
NE
5
NE
0
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glassglassglassglassglass
High Tide
/ height (m)
7:18PM
11.75
7:34AM
12.21
7:53PM
12.09
8:10AM
12.36
8:29PM
12.12
8:48AM
12.16
Low Tide
/ height (m)
1:12PM
0.73
1:25AM
0.60
1:44PM
0.38
1:58AM
0.37
2:18PM
0.31
2:33AM
0.42
Thursday
19
Friday
20
Saturday
21
Sunday
22
Sunrise------6:16-------6:13-------6:11-
Sunset-6:22-------6:24-------6:27------
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C1414129877101212111087810121210876710
Feels °C (?)10119654479987545799754358
  • 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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