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Surf Forecasts:

Hells Mouth (Porth Neigwl) surf break

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

information circle48hr Weather and Surf, issued 11 pm Saturday 10 Jan 2026 GMT
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
9.0° C
 (Which is 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 3AM is: 2.0m 6s primary swell from a South-southwest direction and 0.1m 10s secondary swell from a Southwest direction, 0.1m 13s secondary swell from a West direction (forecast issued at 11:00pm January 10). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (11 Jan)8ft (2.5m)8s
Afternoon (11 Jan)7.5ft (2.3m)8s
Evening (11 Jan)11ft (3.5m)10s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
11
Monday
12
Tuesday
13
9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
WSW
1.2
S
2
SSW
2.3
SSW
2.5
SSW
2.5
SSW
2.3
SSW
3
SSW
3.5
SW
3
SW
3
SW
3
SW
2.5
SW
2.2
SW
2.4
SW
2.3
SW
2.1
SW
1.8
SW
1.6
SW
1.6
SW
1.3
SW
1.2
SW
0.8
WSW
1.1
SW
Period(s) (?)9567888810101010111111111111111111111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)58612634987898377711108196718521819151614371204145213261008807629574389338149282
Wind
(km/h)
35
SSE
50
SSE
55
SSE
60
S
60
S
55
S
55
S
65
S
60
SW
60
SW
50
SW
45
SW
45
SSW
40
SSW
40
SW
45
SW
40
SW
35
SSW
35
SSW
25
W
25
NNW
25
NW
30
WNW
35
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onononononononononononcross-
on		cross-
off		crosscrosscross-
on
High Tide
/ height (m)
1:31AM
3.10
1:57PM
3.26
2:38AM
2.95
3:08PM
3.04
3:53AM
2.92
4:23PM
2.98
Low Tide
/ height (m)
8:07PM
1.10
8:09AM
1.34
8:54PM
1.31
9:08AM
1.50
9:56PM
1.46
10:32AM
1.56
Sunday
11
Monday
12
Tuesday
13
Sunrise----8:26-------8:25-------8:25---
Sunset------4:24-------4:27-------4:28-
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
cloud
cloud
cloud
light rain
cloud
rain showers
rain showers
rain showers
light rain
light rain
light rain
light rain
light rain
clear
clear
Rain (mm)
-11111132---1-11111242--
Temp. °C66788101111111010101010101010101087787
Feels °C (?)-2-5-5-4-5-10-1-1-20111112323100-2
  • 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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View detailed surf forecast for Hells Mouth (Porth Neigwl) at:
surf-forecast.com

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