Porth Trecastell Beach (aka Cable Bay)

Porth Trecastell beach is a sandy beach tucked away in a cove below the burial chamber of Barclodiad y Gawres on the headland above.

The beach is also known as Cable Bay as this is the location where telegraph cables linking Britain with Ireland and America reach land.

The beach is popular for fishing, surfing, swimming, canoeing and windsurfing.

Parking but no other facilities although if you are lucky you may get an ice cream van.

Dog Friendly Beach?

Porth Trecastell Beach is dog friendly and allows dogs all year.
Porth Trecastell Beach is dog friendly and allows dogs all year.

Why not check other beaches nearby as we have 31 beaches in Isle of Anglesey, or check our list of Isle of Anglesey Dog Friendly Beaches.

Visit Porth Trecastell Beach


(Get directions)

Place Category: Beaches

7 Day Weather Forecast

Expect a temp in the range 8.7℃ to 9.1℃ with wind speed 14.2 m/sec (SW)
Friday, Mar 24cloudy
Expect a temp in the range 8.5℃ to 9℃ with wind speed 13 m/sec (SW)
Saturday, Mar 25rainshowers_night
Expect a temp in the range 7.7℃ to 8.2℃ with wind speed 14.6 m/sec (W)
Sunday, Mar 26cloudy
Expect a temp in the range 5.7℃ to 7.1℃ with wind speed 2.2 m/sec (SE)
Monday, Mar 27fair_night
Expect a temp in the range 4.6℃ to 4.8℃ with wind speed 7.3 m/sec (NNW)
Tuesday, Mar 28cloudy
Expect a temp in the range 4.9℃ to 5.7℃ with wind speed 4.4 m/sec (SSW)
Wednesday, Mar 29lightrain
Expect a temp in the range 7.3℃ to 8.3℃ with wind speed 8.3 m/sec (SSE)

Rhosneigr weather forecast from Yr, delivered by the Norwegian Meteorological Institute and NRK

Porth Trecastell Beach Tide Times

Tide times are available at around 600 locations and the closest location to Porth Trecastell Beach is at Porth Trecastell 0.74 km (0.46 miles) away. Tides are displayed beneath for up to 7 days and we list both high and low water times along with the height. These times are not adjusted for BST.

Thu 23 Mar
   Low Tide at 04:59 (Height 0.34m)
   High Tide at 10:35 (Height 5.48m)
   Low Tide at 17:24 (Height 0.24m)
   High Tide at 22:58 (Height 5.07m)
Fri 24 Mar
   Low Tide at 05:37 (Height 0.40m)
   High Tide at 11:14 (Height 5.35m)
   Low Tide at 18:01 (Height 0.46m)
   High Tide at 23:36 (Height 4.92m)
Sat 25 Mar
   Low Tide at 06:17 (Height 0.61m)
   High Tide at 11:56 (Height 5.07m)
   Low Tide at 18:39 (Height 0.80m)
Sun 26 Mar
   High Tide at 00:16 (Height 4.69m)
   Low Tide at 06:57 (Height 0.93m)
   High Tide at 12:38 (Height 4.71m)
   Low Tide at 19:17 (Height 1.22m)
Mon 27 Mar
   High Tide at 00:56 (Height 4.40m)
   Low Tide at 07:40 (Height 1.33m)
   High Tide at 13:23 (Height 4.29m)
   Low Tide at 19:58 (Height 1.67m)
Tue 28 Mar
   High Tide at 01:41 (Height 4.09m)
   Low Tide at 08:29 (Height 1.76m)
   High Tide at 14:16 (Height 3.87m)
   Low Tide at 20:49 (Height 2.11m)
Wed 29 Mar
   High Tide at 02:38 (Height 3.77m)
   Low Tide at 09:35 (Height 2.13m)
   High Tide at 15:33 (Height 3.51m)
   Low Tide at 22:01 (Height 2.46m)

Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

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