Surf Forecast Surf Report
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Porth Dinllaen location map

Porth Dinllaen surf Forecast / Wales – Lleyn / UK

12 Day Weather and Surf, issued 5 pm Thursday 28 Mar 2024 GMT
Forecast update in  hr  min  s Update imminent
Porth Dinllaen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Dinllaen sea temperature is 9.3°C (Statistics for 28 Mar 1981-2005 - mean: 8.0 °C max: 9.2 °C min: 6.2 °C)
  • 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>
Porth Dinllaen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Dinllaen sea temperature is 9.3°C (Statistics for 28 Mar 1981-2005 - mean: 8.0 °C max: 9.2 °C min: 6.2 °C)


Best Forecast Surf Conditions for Porth Dinllaen this week:

The surf forecast for Porth Dinllaen over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Mar 29) at 3AM. The primary swell is predicted to be 1.3m and 12s period with a secondary swell of 1.1m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Porth Dinllaen in the next 12 days are 1.7m 11s and forecast to arrive on Friday (Mar 29) at 3PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Friday (Mar 29) at 12PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Fri 29th Mar)4.5ft (1.3m) 12s
Best Surf 1AM (Thu 4th Apr)4ft (1.2m) 11s
Most Powerful 3PM (Fri 29th Mar)5.5ft (1.7m) 11s

Table - best surf conditions forecast for Porth Dinllaen over the next 12 days.

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Quick surf report for Porth Dinllaen:

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Updates in  hr  min  s Update imminent
Thu
28
Friday
29
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
Monday
08
Tue
09
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
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
Swell
Height Map
Wave Height (m) & direction (?)
0.8
SW
1.3
WSW
0.9
SW
1.7
SW
1.5
SW
0.6
SW
0.6
SW
0.7
SW
0.7
SW
0.6
SW
0.4
SW
0.4
SW
0.7
NNE
0.1
W
0.2
WSW
0.4
SW
0.5
SW
0.8
SW
0.8
SW
1.2
SW
0.9
SW
0.7
SW
0.6
SW
0.8
SW
1.2
SW
1
SW
1.3
SW
1.9
SW
2.5
SW
2.5
WSW
2.5
SW
2.1
SW
1.9
SW
2.1
SW
2.3
SW
1.9
SW
Period(s) (?)91211111098888884121299910111111109101111614121212710710
Wave
Graph
(?)Metric surfscale
Energy (?)11744917667740864436869422316134132739104136354176121801062622203682612670205919151169321768539716
Wind
(km/h)
20
E
25
SW
30
S
35
SSW
30
S
30
S
20
S
15
SE
25
ESE
25
ESE
15
ENE
20
ENE
20
NNE
15
ESE
20
ESE
30
SE
30
S
25
S
40
WSW
20
SSW
20
WSW
20
SSW
30
SE
35
SSE
50
S
45
SSW
10
N
20
NNW
15
W
15
SW
10
WNW
15
SW
15
NNE
0
W
40
SW
35
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
crosscross-
off
offoffcross-
off
cross-
off
crosscross-
off
cross-
on
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross-
on
crosscross-
on
crosscross-
on
glasscross-
off
cross-
off
High Tide
/ height (m)
10:23PM
3.54
10:39AM
3.55
10:53PM
3.43
11:11AM
3.36
11:28PM
3.26
11:49AM
3.14
12:10AM
3.05
12:38PM
2.88
1:08AM
2.82
1:49PM
2.63
2:33AM
2.68
3:33PM
2.56
4:15AM
2.82
5:07PM
2.77
5:29AM
3.17
6:09PM
3.10
6:23AM
3.58
6:57PM
3.44
7:10AM
3.96
7:40PM
3.74
7:54AM
4.24
8:21PM
3.96
8:36AM
4.38
Low Tide
/ height (m)
5:05PM
0.44
5:18AM
0.52
5:36PM
0.65
5:52AM
0.72
6:11PM
0.88
6:30AM
0.95
6:52PM
1.12
7:22AM
1.17
7:53PM
1.32
8:41AM
1.32
9:22PM
1.41
10:19AM
1.25
10:55PM
1.28
11:43AM
0.93
12:07AM
0.98
12:44PM
0.50
1:03AM
0.62
1:35PM
0.08
1:50AM
0.28
2:20PM
-0.24
2:35AM
0.01
3:03PM
-0.42
3:17AM
-0.16
Thu
28
Friday
29
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
Monday
08
Tue
09
Sunrise--5:56--5:54--5:52--5:50--5:47--5:45--5:41--5:39--5:37--5:35--5:33--5:31
Sunset6:46--6:49--6:51--6:52--6:53--6:55--6:58--7:00--7:00--7:02--7:05--7:07--
light rainpart cloudrain showersthunderstorm rain showersclearpart cloudpart cloudcloudcloudpart cloudpart cloudpart cloudcloudcloudlight rainheavy rainmod rainlight rainlight raincloudpart cloudheavy rainlight rainpart cloudpart cloudpart cloudlight rainpart cloudcloudcloudlight rainrain showerscloudheavy rainlight rain
Rain (mm)
5-223----------214624--193---1---31-122
Temp. °C68999910910111010118810101010109101112111111109889891111
Feels °C (?)120123555664631345325656109654554835

Short Range Forecast: Moderate rain (total 12mm), heaviest on Thu afternoon. Very mild (max 10°C on Sat afternoon, min 6°C on Thu afternoon). Winds decreasing (strong winds from the S on Fri morning, light winds from the SSE by Sat afternoon).

Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Tue night. Very mild (max 11°C on Sun afternoon, min 6°C on Mon night). Winds increasing (light winds from the ESE on Mon night, strong winds from the SE by Tue night).

Days 6-9 Weather Summary Heavy rain (total 28mm), heaviest during Thu night. Very mild (max 12°C on Fri morning, min 8°C on Wed night). Mainly near gales.

Long Range Forecast: Heavy rain (total 21mm), heaviest during Mon night. Very mild (max 11°C on Mon night, min 7°C on Sun night). Mainly strong winds.

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Information about the Porth Dinllaen Surf forecast

The above surf forecast table for Porth Dinllaen provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Porth Dinllaen can be found by selecting the local surf guide option on the grey menu. Our Porth Dinllaen surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Porth Dinllaen) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Porth Dinllaen may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Lleyn Peninsula? If you are looking for accommodation near Porth Dinllaen, camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Porthmadog which is 29 km (18 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Anglesey which is 35 km (22 miles) away, Holyhead, Bangor and Llandudno.

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