Hells Mouth (Porth Neigwl) surf break

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

information circle48hr Weather and Surf, issued 5 pm Wednesday 07 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
9.2° 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 8PM is: 0.5m 6s primary swell from a Southwest direction (forecast issued at 05:00pm January 07). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (07 Jan)--
Afternoon (07 Jan)4.5ft (1.4m)6s
Evening (07 Jan)1.5ft (0.5m)6s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
07
Thursday
08
Friday
09
Saturday
10
3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM
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
Wave Height (m) & direction (?)
1.4
NW
0.9
NW
0.5
SW
0.6
W
1.5
W
1.5
W
0.8
WSW
0.7
SW
0.6
WSW
0.5
SW
0.3
SW
0.8
SW
1
SW
2.5
NW
2.3
NW
2.3
NW
2.1
NW
2.1
NW
2.3
NW
2.1
NW
1.8
NW
0.8
WSW
0.9
WSW
0.8
WSW
Period(s) (?)6666566777710117777677612118
Wave
Graph
(?)Metric surfscale
Energy kJ (?)144511926119149444631251013222061848348038437445239624718419378
Wind
(km/h)
25
WNW
10
WNW
5
SE
20
W
40
WNW
30
WNW
10
WNW
10
SE
25
E
40
NE
50
N
55
N
55
NNW
55
NNW
55
NW
50
NW
50
NW
55
NNW
55
NNW
50
NNW
50
NW
40
NNW
40
NW
35
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
glasscross-
on
crosscrosscrosscrosscross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross
High Tide
/ height (m)
11:03PM
3.85
11:23AM
4.28
11:49PM
3.59
12:09PM
3.95
12:37AM
3.33
Low Tide
/ height (m)
6:03PM
0.30
6:06AM
0.66
6:44PM
0.55
6:44AM
0.89
7:25PM
0.83
7:24AM
1.13
Wednesday
07
Thursday
08
Friday
09
Saturday
10
Sunrise------8:27-------8:26-------8:26-
Sunset4:20-------4:21-------4:22-------
cloud
cloud
light rain
cloud
light rain
cloud
cloud
cloud
light rain
mod rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
part cloud
rain showers
clear
Rain (mm)
--1-1---49135232111111-1-
Temp. °C755787774334557777777777
Feels °C (?)0132-1034-3-7-9-9-8-7-6-5-5-6-5-5-5-3-3-2
  • 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

Latest Updates

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