Hells Mouth (Porth Neigwl) surf break

Hells Mouth (Porth Neigwl) surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 6 pm Thursday 23 Apr 2026 BST
Forecast update in hr  min  s Forecast update imminent
Hells Mouth (Porth Neigwl) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hells Mouth (Porth Neigwl) sea temperature is
10.5° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Hells Mouth (Porth Neigwl) today?

The current surf forecast for Hells Mouth (Porth Neigwl) at 10PM is: 0.6m 10s primary swell from a Southwest direction (forecast issued at 06:00pm April 23). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (23 Apr)--
Afternoon (23 Apr)1.5ft (0.4m)10s
Evening (23 Apr)2ft (0.6m)10s

Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Thu afternoon, min 11°C on Thu night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
Sun
26
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
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
1
1
0
0
0
1
1
0
1
1
1
1
1
1
1
1
1
0
1
1
1
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)
0.5
SW
10
0.5
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
11
0.7
SW
11
0.8
SW
11
0.8
SW
11
0.8
SW
11
0.8
SW
11
0.7
SW
11
0.8
SW
11
0.8
SW
10
0.7
SW
11
0.7
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
10
0.6
WSW
10
0.5
SW
9
0.5
SW
9
0.5
SW
9
0.5
SW
9
Wave Graph
Metric surfscale
Energy kJ
54
48
76
74
76
90
133
142
140
140
140
112
134
132
115
112
82
79
77
61
41
40
39
38
Wind (km/h)
10
ESE
15
ESE
15
ESE
15
E
15
E
15
E
10
ESE
5
SE
0
ENE
5
E
15
ESE
15
ESE
10
ESE
10
ESE
5
ESE
5
WSW
5
NNW
10
NW
5
NNE
5
SE
5
SE
10
SSE
10
SSE
5
SSW
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross
off
glassy
glassy
cross
cross-on
cross-on
High Tide
1:26PM3.44m
1:54AM3.58m
2:40PM3.08m
3:15AM3.37m
4:12PM2.97m
4:43AM3.40m
Low Tide
8:52PM1.26m
9:44AM1.02m
10:11PM1.36m
11:06AM1.01m
11:31PM1.30m
12:19PM0.85m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
5:58
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:31
8:34
8:36
Temp °C
16
16
14
12
11
12
12
14
16
16
15
14
13
13
13
13
14
14
14
14
13
13
12
13
13
13
10
8
7
7
7
11
14
14
11
11
10
10
11
11
12
11
12
12
11
10
9
11
Swell 1
Height (m)
Direction
Period (s)
0.5
SW
10
0.5
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
11
0.7
SW
11
0.8
SW
11
0.8
SW
11
0.8
SW
11
0.8
SW
11
0.7
SW
11
0.8
SW
11
0.8
SW
10
0.7
SW
11
0.7
SW
10
0.6
SW
10
0.6
SW
10
0.6
SW
10
0.6
WSW
10
0.5
SW
9
0.5
SW
9
0.5
SW
9
0.5
SW
9
Energy kJ
54
48
76
74
76
90
133
142
140
140
140
112
134
132
115
112
82
79
77
61
41
40
39
38
Swell 2
Height (m)
Direction
Period (s)
0.3
SE
3
0.1
W
15
Energy kJ
2
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
15
Energy kJ
4
Wind waves
Height (m)
Direction
Period (s)
0.2
ESE
3
0.4
SE
3
0.4
SE
3
0.3
ESE
3
0.3
ESE
3
0.3
ESE
3
0.3
E
3
0.3
E
3
0.3
ESE
3
0.3
ESE
2
0.3
ESE
3
0.2
ESE
2
Energy kJ
1
2
2
2
1
1
1
1
1
1
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
45
45
45
0
0
5
0
0
0
0
0
0
0
0
0
2
0
0
0
107
107
107
Best forecast wave conditions in Lleyn Peninsula
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
2
1
1
2
2
1
2
2
2
2
2
2
2
1
2
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
4
5
5
4
5
4
4
4
5
5
6
5
5
  • 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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