Cable Bay (Porth Trecastell) Surf Forecast and Surf Reports

(Anglesy, UK)

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Cable Bay (Porth Trecastell) break guide

Cable Bay (Porth Trecastell) Surf Guide

Cable Bay in Anglesy is an exposed beach break that has reasonably consistent surf and can work at any time of the year. The best wind direction is from the northeast. Tends to receive a mix of groundswells and windswells and the ideal swell direction is from the southwest. The beach break offers both left and right hand waves. Best around mid tide. When the surf is up, it can get quite busy in the water. Watch out for dangerous rips.

Cable Bay (Porth Trecastell) Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Beach	2	fairly consistent	10.9°C*ocean temperature recorded from satellite

Surfing Cable Bay (Porth Trecastell):

The best conditions reported for surf at Cable Bay (Porth Trecastell) occur when a Southwest swell combines with an offshore wind direction from the Northeast.

Hourly Forecast

16 Day Forecast

What's the best time of year to surf Cable Bay (Porth Trecastell) (for consistent clean waves)?

februaryBest Season: winter

The best time of year for surfing Cable Bay (Porth Trecastell) with consistent clean waves (rideable swell with light / offshore winds) is during Winter and most often the month of February. Clean surfable waves are typically found 5% of the time in February while 54% of the time it tends to be blown out. For the remaining 41% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.

blown out

54%

Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).

too small

41%

Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Cable Bay (Porth Trecastell) Location Map

Interactive Cable Bay (Porth Trecastell) surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Cable Bay is Isle Of Man Airport (IOM) in England, 97 km (60 miles) away (directly). The second nearest airport to Cable Bay is Hawarden Airport (CEG), also in England, 102 km (63 miles) away.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Cable Bay (Porth Trecastell) Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Wednesday, 6 May 2026, 00:30 Local Time

m, °C	Tue	Wednesday 06
ft, °F	10PM	1AM	4AM	7AM
Wave (m)
Period (s)	-	-	-	-
Wind (km/h)
Wind State	off	off	cross- off	cross- off

What does Cable Bay (Porth Trecastell) look like?

Latest photos from Cable Bay (Porth Trecastell). Upload your own or view all photos on the gallery page.

Credit: Hobo Surfer

Tides at Cable Bay (Porth Trecastell)

Current tide and informaton

For Aberffraw, 5 km from Cable Bay (Porth Trecastell).

Next High Water: 12:45pm | 3.29m

Next Low Water: 07:18am | 0.77m

NEXT	IS AT (local time)	remaining
high tide
low tide

Cable Bay (Porth Trecastell) Sea Temperature

The water temperature (10.9 °C) at Cable Bay (Porth Trecastell) is quite cold. Despite the sun, windchill of 7.0 °C means that surfers will need plenty of neoprene. Wear a quality winter wetsuit, a neoprene hood, gloves and boots. A windchill factor of (7.0 °C).

Today, many surfers would wear a winter wetsuit, a neoprene hood, gloves and boots.