The Knap surf break

The Knap surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 6 am Thursday 07 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Today's The Knap sea temperature is
12.1° C
(Which is 1.2°C warmer than normal for this time of year)
Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Thu night. Very mild (max 18°C on Sat afternoon, min 8°C on Sat night). Winds increasing (calm on Thu night, strong winds from the NE by Sat night).

Thursday
7
Friday
8
Saturday
9
Sun
10
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.1
W
14
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
12
0.1
W
12
0.1
W
12
0.1
W
12
0.3
NE
3
0.3
NE
3
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
3
3
3
3
3
3
3
0
0
Wind (km/h)
10
E
10
ESE
15
SE
15
S
10
SW
10
WNW
0
NE
5
SE
10
ENE
15
ENE
20
E
15
ESE
20
SSE
10
SSE
5
ESE
5
E
10
ENE
15
ENE
20
ENE
20
ENE
20
ENE
20
NE
30
NE
35
NE
cross-off
cross
cross-on
cross-on
cross-on
cross
glassy
cross
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
High Tide
10:49AM9.45m
11:09PM9.47m
11:32AM8.89m
11:57PM8.94m
12:28PM8.39m
00:58AM8.53m
Low Tide
4:36AM2.57m
4:51PM2.87m
5:20AM3.11m
5:38PM3.43m
6:14AM3.60m
6:37PM3.90m
cloud
part cloud
part cloud
rain showers
rain showers
part cloud
cloud
cloud
light rain
cloud
part cloud
rain showers
rain showers
part cloud
cloud
cloud
clear
cloud
part cloud
part cloud
part cloud
light rain
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:33
5:31
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:44
8:45
8:47
8:49
1
1
2
1
1
1
Temp °C
9
9
11
13
13
12
11
11
9
9
10
13
16
15
14
12
11
10
12
15
18
16
13
10
6
6
8
9
10
10
10
9
6
5
6
10
12
13
12
10
8
6
7
11
13
12
7
3
Swell 1
Height (m)
Direction
Period (s)
0.1
W
14
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
12
0.1
W
12
0.1
W
12
0.1
W
12
Energy kJ
4
4
3
3
3
3
3
3
3
Swell 2
Height (m)
Direction
Period (s)
Energy kJ
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.3
NE
3
0.3
NE
3
Energy kJ
2
2
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
351
344
351
391
474
479
463
388
366
205
154
204
204
145
145
106
105
106
105
137
108
105
359
387
Best forecast wave conditions in Wales - South East
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
2
2
2
2
3
1
1
1
1
1
1
1
1
1
1
4
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
8
5
5
6
7
7
7
8
6
5
5
9
9
5
5
5
5
5
8
5
4
4
  • 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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