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Declared Facility · HM Coastguard

How We Help You

Providing continuous visual and maritime VHF monitoring along the treacherous tidal approaches of Rhosili Bay and Worms Sound.

A watchkeeper scanning Worms Head through binoculars from the lookout's watch room

You may also see this place spelled ‘Rhossili’. We use Rhosili, the standard spelling listed by the Welsh Language Commissioner for both Welsh and English, and the one the National Trust now uses. It can take a while to get used to, so you’ll still see ‘Rhossili’ at times — including in some local business names.

Eyes Along the Coast

The National Coastwatch (NCI) was set up in 1994 after two fishermen lost their lives off the Cornish coast, below a coastguard lookout that had recently closed and stood empty. Local people resolved that it should never happen again, and began re-opening disused lookouts and keeping watch themselves.

From that first station, NCI has grown to around 2,800 trained volunteer watchkeepers at more than 60 stations around the coasts of England and Wales. Today, NCI is an official Search and Rescue partner and a Declared Facility of HM Coastguard — the Coastguard’s eyes along the coast, watching for anyone in difficulty and raising the alarm when help is needed.

Every year, our station must pass an assessment to keep its Declared Facility Status. This shows HM Coastguard that we meet the standard required to be part of the UK’s search and rescue framework. It means that when the Coastguard calls on us, they know exactly what we can do and can rely on us to do it.

Operating 365 days a year, weather and safety permitting, from the old Coastguard building perched on the headland overlooking Rhosili Bay, our volunteer watchkeepers monitor maritime traffic, track walkers crossing the tidal causeway, and maintain an emergency VHF radio guard. The station has only closed on rare occasions of extreme weather, such as during a red warning for high winds.

NCI Worms Head Lookout Station Building

Our Watchkeeping Role

A watchkeeper using binoculars beside the causeway crossing times board, with Worms Head behind

Tidal Causeway Surveillance

Monitoring crossing windows, recording timestamps of walkers on the causeway, and advising visitors on safe return times before the flood tide isolates Outer Head.

An NCI Worms Head watchkeeper on the VHF radio

Maritime VHF Radio Guard

Guarding Channel 65 (and Channel 16), broadcasting regular local weather and safety bulletins, and conducting radio safety checks for coastal mariners and paddlecraft.

A watchkeeper in hi-vis outside the lookout as the Coastguard rescue helicopter flies in

Search & Rescue Coordination

Direct reporting link to HM Coastguard, the volunteer HM Coastguard – Rhosili Rescue Team on land, and RNLI lifeboats at sea, relaying exact GPS positions, visual bearings, and environmental conditions during incidents.

An NCI Worms Head watchkeeper plotting a position on a nautical chart

Navigation & Chart Plotting

Fixing bearings and plotting positions on paper charts — a core watchkeeping skill taught from day one, and a reliable back-up to GPS when tracking vessels or coordinating a rescue.

Visitors at NCI Worms Head Lookout Station

Visitor Advice & Local Information

Answering questions for the visitors who drop into the lookout every day — safe crossing times and tide advice, the accessibility and difficulty of the walk out to Worms Head, and pointers on local wildlife, history, and things to see nearby.

History & Recognition

The National Coastwatch was founded nationally in 1994; NCI Worms Head has stood watch over Rhosili Bay since 2007. In February 2024, HRH The Princess Royal, Patron of the National Coastwatch, visited the station to see the watch in action.

The History of Our Lookout

Our lookout was built around 1896 as a Coastguard watch station, staffed 24 hours a day. Off-duty Coastguards lived in the cottages that now house the National Trust shop. The back room of the hut was their bunkhouse, and the front was the lookout itself.

Before radio, the Coastguard talked to passing ships with a storm mast. Cones and balls hoisted on the mast told sailors the wind’s direction and strength. Four miles offshore, a crewed lightship marked the western end of the Helwick sandbank. That job is now done by a cardinal buoy, and the West Helwick lightship is moored in Swansea Marina.

In the 1970s and 80s the Coastguard closed many of its lookouts, and Worms Head was one of the first to go. Over the years that followed, the hut served as an RSPB observatory, an artist’s studio and an information centre, before falling derelict.

Our story began in April 2005, when a group of like-minded people met at Pennard Golf Club. Almost a year of hard work and fundraising later, the station was ready to train its first watchkeepers. Nineteen volunteers set themselves the target of being operational by Easter 2007. They made it, and we have kept watch ever since. Our original 15-year lease ended in May 2021 and has been renewed for a further 10 years.

Historic photograph of the old Coastguard lookout at Rhosili, with the weather mast beside it flying a storm cone
The old Coastguard lookout, with a storm cone hoisted on the weather mast.
The view from the watch room window, looking out over the sea

The View from the Lookout

Our lookout stands 50 metres (165 feet) above the sea, which gives us a view stretching far across the Bristol Channel.

Straight ahead, 27.5 nautical miles away, is Lundy. Even from our height, the curve of the earth hides the lower part of the island below the horizon. On a very clear day, just to the left of Lundy, we can make out Hartland Point, nearly 40 nautical miles away. Further left, the North Devon coast runs towards Ilfracombe.

To the right lies the Pembrokeshire coast:

  • Caldey Island, 14.7 nautical miles
  • Tenby, 18.5 nautical miles
  • Saundersfoot, 19.6 nautical miles
  • St Govan’s Head, 24.2 nautical miles

Nearer to home, we log everything on the water in front of us, mostly out as far as the West Helwick sandbank, four miles offshore. That can be anything from a paddleboarder to a sizeable fishing boat.

One last thought to take with you: draw a straight line from our hut over the top of the Outer Head, and the next land you reach is Newfoundland. Follow a line over the western slope of the Inner Head instead, and you’ll end up somewhere near Venezuela.

Visitors

A visiting family with two NCI watchkeepers in the watch room, one of the children trying out the binoculars

Visitors are normally most welcome at the NCI Worms Head lookout. When an incident is ongoing, however, this may not always be convenient, and the duty watchkeeper may ask visitors to call back later.

We are manned by unpaid volunteers.

We are dependent on your generosity for funding.

Become a Watchkeeper

We are always seeking dedicated volunteers to join our crew. No previous maritime experience is required—comprehensive, accredited training in navigation, VHF marine radio, radar, and station operations is provided.