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Surf Forecasts:

Cable Bay (Porth Trecastell) surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 11 am Saturday 07 Feb 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Cable Bay (Porth Trecastell) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cable Bay (Porth Trecastell) sea temperature is
7.8° C
 (Which is normal for this time of year)

How big are the waves at Cable Bay (Porth Trecastell) today?

The current surf forecast for Cable Bay (Porth Trecastell) at 5PM is: 0.9m 10s primary swell from a South-southwest direction (forecast issued at 11:00am February 07). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (GMT) & DateWave HeightWave Period
Morning (07 Feb)4ft (1.2m)12s
Afternoon (07 Feb)3.5ft (1.1m)11s
Evening (07 Feb)3ft (0.9m)10s

Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
07
Sunday
08
Monday
09
Tuesday
10
9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM
Rating
(10 max)
2
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
SW
1.1
SW
1.1
SW
0.9
SSW
0.9
SSW
0.9
SSW
0.8
SSW
0.8
SSW
0.8
SSW
0.7
SW
0.6
SW
0.6
SSW
1.2
SSW
1.2
S
1.3
S
1.2
S
1.1
S
1
SSW
1.2
S
1.4
SSW
1.4
SSW
1.5
SSW
1.3
SSW
1.1
SSW
Period(s) (?)1212111010101010101010106666666788910
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4213092681891891821251221209674619798106888062105203270293243230
Wind
(km/h)
10
ENE
20
ENE
10
E
10
NE
10
WSW
15
SSW
20
SW
15
S
20
SSE
30
S
25
SSE
20
SSE
25
SSE
25
SSE
25
SSE
25
SSE
15
SE
20
SE
25
SE
15
ESE
15
ESE
10
SSE
10
SE
15
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off		offcross-
on		ononcross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
off		cross-
off		crosscrosscross-
on
High Tide
/ height (m)
12:39PM
3.85
1:03AM
3.38
1:21PM
3.49
1:47AM
3.14
2:12PM
3.15
2:45AM
2.91
Low Tide
/ height (m)
6:59AM
0.62
7:28PM
0.66
7:37AM
0.92
8:06PM
1.01
8:19AM
1.22
8:51PM
1.34
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Sunrise7:52-------7:50-------7:48-------
Sunset--5:12-------5:14-------5:15-----
cloud
light rain
cloud
light rain
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
rain showers
cloud
cloud
cloud
cloud
light rain
light rain
cloud
light rain
part cloud
part cloud
cloud
Rain (mm)
-1-1-------11----11-1---
Temp. °C878888888998899888998999
Feels °C (?)525664343333233343355666
  • 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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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 Cable Bay (Porth Trecastell) 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 Cable Bay (Porth Trecastell) at:
surf-forecast.com

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