Conditions guidance only. Cliffs are dangerous — never dig in or stand near them. Check tide times locally and tell someone where you're going. Safety page

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Llantwit Major (Col-huw)

South Wales

Today at Llantwit Major (Col-huw)

Fair
Leave beach by3:08pmthe tide will cut off your route back
Safe window12:08pm – 3:08pm
Tide nowRising ↑ until 8:22pm
Low tide2:08pm (1.3 m)
Wind & sea29 km/h · 0.6 m waves

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.3 m low tide falls mid-afternoon.

safe window Low 1.3m 2:08pm High 10.7m 8:22pm 6ammidday6pm
Today's tide at Llantwit Major (Col-huw) — heights in metres above chart datum. Guidance only: check the official tide table locally.
Wed 15 Fair 1.3 m Thu 16 Fair 1.2 m Fri 17 Fair 1.2 m Sat 18 Fair 1.1 m Sun 19 Fair 1.4 m Mon 20 Quiet 1.8 m Tue 21 Quiet 2.3 m

Next 7 days

Wednesday 15 July

Fair

Safe window: 12:08pm – 3:08pm

Leave the beach by 3:08pm — the tide will cut off your route back.

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.3 m low tide falls mid-afternoon.

Low tide: 2:08pm (1.3 m) · Wind up to 29 km/h · Waves 0.6 m

Thursday 16 July

Fair

Safe window: 12:54pm – 3:54pm

Leave the beach by 3:54pm — the tide will cut off your route back.

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.2 m low tide falls mid-afternoon.

Low tide: 2:37am (1.0 m), 2:54pm (1.2 m) · Wind up to 19 km/h · Waves 0.4 m

Friday 17 July

Fair

Safe window: 1:36pm – 4:36pm

Leave the beach by 4:36pm — the tide will cut off your route back.

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.2 m low tide falls mid-afternoon.

Low tide: 3:22am (1.0 m), 3:36pm (1.2 m) · Wind up to 14 km/h · Waves 0.3 m

Saturday 18 July

Fair

Safe window: 4:35am – 5:03am

Leave the beach by 5:03am — the tide will cut off your route back.

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.1 m low tide falls first thing. Daylight cuts the collecting window to under 45 minutes, so don't plan a long session.

Low tide: 4:03am (1.1 m), 4:16pm (1.4 m) · Wind up to 16 km/h · Waves 0.3 m

Sunday 19 July

Fair

Safe window: 4:37am – 5:41am

Leave the beach by 5:41am — the tide will cut off your route back.

Big tide today (spring tide) — more beach exposed, but it comes back in fast.

A big 1.4 m low tide falls first thing.

Low tide: 4:41am (1.4 m), 4:54pm (1.7 m) · Wind up to 18 km/h · Waves 0.5 m

Monday 20 July

Quiet day

Safe window: 4:38am – 6:19am

Leave the beach by 6:19am — the tide will cut off your route back.

Low tide falls first thing, though it is not an especially big one. No recent storms, so expect a picked-over beach.

Low tide: 5:19am (1.8 m), 5:33pm (2.1 m) · Wind up to 14 km/h · Waves 0.3 m

Tuesday 21 July

Quiet day

Safe window: 4:40am – 6:59am

Leave the beach by 6:59am — the tide will cut off your route back.

Low tide falls first thing, though it is not an especially big one. No recent storms, so expect a picked-over beach.

Low tide: 5:59am (2.3 m), 6:16pm (2.5 m) · Wind up to 18 km/h · Waves 0.3 m

Where to look

Work the boulder beach either side of Col-huw Point on a falling tide. Freshly fallen Lias blocks carry crisp ammonites and oysters — search the recent falls from a safe distance out, where the sea has already spread them.

What fossils look like here

Ammonite impressions here can be dinner-plate size, showing as coiled ridges on fallen grey-blue slabs. 'Devil's toenails' (Gryphaea) are thick, curved oyster shells lying loose in the gravel. Free identification: photograph your find for the enquiry service at Amgueddfa Cymru — National Museum Cardiff.

Can I take fossils home?

Detailed location guide at UK Fossils →

Know before you go

Parking

Car park at Col-huw beach at the end of Beach Road.

Facilities

Seasonal café and toilets at the beach.

Access

Flat access from the car park onto boulders and ledges.

Hazards

The Liassic cliffs here collapse in large slabs — never sit or shelter below them. Fast tides over wide ledges can cut you off in both directions.