Porth Colmon surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 12 pm Tuesday 01 Jul 2025 BST
Forecast update in hr  min  s Forecast update imminent
Porth Colmon surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Colmon sea temperature is
15.3° C
(Which is 1.1°C warmer than normal for this time of year)


How big are the waves at Porth Colmon today?

The current surf forecast for Porth Colmon at 6PM is: 0.4m 10s primary swell from a Southwest direction and 0.8m 4s secondary swell from a North direction (forecast issued at 12:00pm July 01). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (01 Jul)0.5ft (0.2m)11s
Afternoon (01 Jul)1.5ft (0.4m)10s
Evening (01 Jul)1.5ft (0.4m)10s

Table - waves today at Porth Colmon. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM
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
0
0
0
0
0
0
0
0
0
0
0
0
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 (?)
0.6
N
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.7
N
0.9
N
0.8
N
0.6
N
0.2
WSW
0.2
WSW
0.2
WSW
0.2
WSW
0.2
WSW
0.2
WSW
0.4
SW
0.4
SW
0.4
SW
0.5
SW
0.7
SW
0.6
WSW
0.4
WSW
0.4
SW
0.7
SW
0.1
NW
1.6
SW
1.6
SW
1.7
SW
2
SW
1.8
SW
1.6
SW
1.3
SW
1.3
SW
1.6
SW
1.6
SW
1.4
WSW
1.4
WSW
1.5
WSW
1.4
WSW
1.1
SW
0.9
SW
0.9
SW
0.7
SW
0.6
SW
1
NNW
1
NNW
1
NW
0.6
W
0.8
WNW
0.3
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.6
NNW
0.8
NNW
0.7
NNW
0.5
NW
0.2
WSW
Period(s) (?)4111010101055559101099955534445345666676666675567776455456444544545
Wave
Graph
(?)Metric surfscale
Energy (?)2751605139423354413016910131518131013616127801138169205297273208150122019315316612211411595956561617361153217711911192824143
Wind
(km/h)
25
N
25
N
30
N
20
N
20
N
20
N
20
N
15
N
20
N
20
NW
10
NW
15
WSW
10
SW
15
NW
15
NW
15
NW
5
WNW
15
SW
20
SW
20
SW
20
SW
20
SW
15
WSW
15
SSW
25
SSW
40
SSW
40
SW
40
SW
40
SW
40
SW
35
SW
35
SW
35
SSW
30
SW
30
SW
30
WSW
30
WSW
40
WSW
35
W
40
W
45
WNW
35
WNW
30
WNW
25
NW
30
NW
25
WNW
20
WNW
20
SW
25
WSW
25
SW
30
SW
25
W
20
NW
35
NNW
35
NNW
35
NNW
25
N
25
NW
15
NNW
15
N
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
cross-
on
ononcross-
on
crossonononcross-
on
crosscrosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrosscrosscross-
off
crosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
on
cross-
on
crosscross-
on
crosscrosscross-
on
onononcross-
on
cross-
on
ononcross-
on
High Tide
/ height (m)
1:23PM
3.12
1:43AM
3.49
2:16PM
2.95
2:37AM
3.25
3:16PM
2.84
3:38AM
3.06
4:21PM
2.81
4:44AM
2.95
5:24PM
2.86
5:46AM
2.94
6:19PM
2.97
6:41AM
3.01
7:07PM
3.12
7:28AM
3.12
Low Tide
/ height (m)
8:03AM
0.68
8:03PM
0.99
8:47AM
0.88
8:48PM
1.16
9:33AM
1.06
9:39PM
1.29
10:24AM
1.18
10:40PM
1.37
11:22AM
1.25
11:50PM
1.36
12:26PM
1.23
12:59AM
1.26
1:25PM
1.14
1:56AM
1.09
2:16PM
1.00
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Sunrise-------4:58-------4:58-------4:58-------5:00-------5:01-------5:01-------5:03----
Sunset---9:46-------9:45-------9:45-------9:45-------9:45-------9:44-------9:44-------9:43
cloudcloudlight rainclearclearclearclearclearclearpart cloudclearclearclearclearpart cloudclearcloudclearclearpart cloudpart cloudclearpart cloudcloudcloudpart cloudpart cloudcloudcloudcloudcloudcloudlight rainmod raincloudclearclearcloudcloudcloudpart cloudpart cloudpart cloudclearclearclearclearclearclearcloudcloudrain showersclearclearclearclearclearclearclearclear
Rain (mm)
--1-----------------------------46-----------------2--------
Temp. °C131312131313131313131415161514131313141516161514141414141414141515151516151414141414151615141312121313141414131313131515
Feels °C (?)99789999991212131211111210101112131111108776781010101112977766911910987881011866881212
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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