Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Porth Dinllaen surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 5 pm Friday 16 Jan 2026 GMT
Forecast update in hr  min  s Forecast 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
8.1° C
 (Which is slightly cooler than normal)

How big are the waves at Porth Dinllaen today?

The current surf forecast for Porth Dinllaen at 9PM is: 1.3m 8s primary swell from a Southwest direction and 0.3m 16s secondary swell from a West-southwest direction (forecast issued at 05:00pm January 16). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (GMT) & DateWave HeightWave Period
Morning (16 Jan)--
Afternoon (16 Jan)5.5ft (1.7m)7s
Evening (16 Jan)4.5ft (1.3m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
16
Saturday
17
Sunday
18
Monday
19
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM
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
See all maps
Wave Height (m) & direction (?)
1.7
SSW
1.3
SW
1.3
SW
1.2
SW
1.1
SW
1
SSW
0.9
SSW
0.9
SSW
0.8
SSW
0.7
SSW
0.7
SW
0.7
SW
0.7
SSW
0.6
SSW
0.6
SSW
0.5
SW
0.5
SW
0.4
SW
0.4
SW
0.4
SW
0.3
SW
0.3
SW
0.2
WSW
0.1
W
Period(s) (?)7888888877777666666666620
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2631931981771451401171145640565141282619191312106648
Wind
(km/h)
40
SSE
35
SSE
35
SE
30
SE
25
SE
20
SE
25
SE
25
SE
20
SE
15
SE
15
SE
15
ESE
15
ESE
15
SE
15
SE
10
SE
10
SE
10
S
10
SSE
10
SSE
10
SE
10
SE
15
SE
15
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offoffoffoffoffoffoffoffoffoffoffcross-
off		offoffoffoffcross-
off		offoffoffoffoffoff
High Tide
/ height (m)
7:28PM
3.01
7:47AM
3.26
8:05PM
3.14
8:22AM
3.45
8:39PM
3.25
8:55AM
3.62
Low Tide
/ height (m)
2:07PM
0.87
2:20AM
0.82
2:46PM
0.66
2:56AM
0.63
3:23PM
0.47
3:31AM
0.47
Friday
16
Saturday
17
Sunday
18
Monday
19
Sunrise------8:22-------8:21-------8:19-
Sunset4:31-------4:34-------4:36-------
rain showers
light rain
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
Rain (mm)
12-------------------211
Temp. °C988877789988887888878888
Feels °C (?)000112124533443555546555
  • 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

The World’s Most Inconsistent Waves
Ben Mondy

The World’s Most Inconsistent Waves

Huntington, Dribbleton, Virginia, Holland and the Superbank! We recently had a look at the world’s most consistent waves. This was based on the combination of swells and wind directed at 7,000 surf spots, as compiled from our data since 2006. Those stats, represented in easy-to-read graphics, are located under each wave’s spot guides, with historical swell and wind breakdowns available by month, season, and year. There is also an offshore filter, which shows how often the swells come with clean

Read more

Read more

Discover more articles and updates in the Greenroom.

Eyeball surf reportRecent Eyeball Surf Reports for Wales - Lleyn

  1. West Coast Surf: ‘Porth Neigwl: Messy seas were a jumbled chest to shoulder high at a neap low water..’

    38 hours 58 minutes ago Hells Mouth (Porth Neigwl), 14 km away
Expand
<
>
View all

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Porth Dinllaen surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Porth Dinllaen at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest