Llithfaen via the bwlch up Yr Eifl: route map, distance and time
561 m · Anglesey and the Lleyn Peninsula · OS grid SH364447
Yr Eifl is the highest hill on the Llyn Peninsula, rising from the sea above Nant Gwrtheyrn, with the Iron Age hillfort of Tre'r Ceiri on its eastern top.
A track climbs to the bwlch between the summits, then a steep path leads to the main top.
Llithfaen via the bwlch at a glance
| Distance | 2.6 km one way, to the top |
|---|---|
| Ascent | 346 m |
| Time up | 1h 5m by Naismith's rule |
| There and back | 1h 35m, down the same way |
| Grade | Easy |
| Start | Car park above Llithfaen on the Nant Gwrtheyrn road |
| Start grid reference | SH 355 430 |
| Summit grid reference | SH364447 |
Llithfaen via the bwlch map
The start (green) and the summit (blue). Peakify has no GPX track for this route yet, so follow the description and your map.
Height profile and getting to the start
Near the start
From OpenStreetMap, within 2 km. Check opening times before you rely on them.
How long Llithfaen via the bwlch takes
| Pace | To the top | There and back |
|---|---|---|
| Brisk 6 km/h, 8 min per 100 m up | 0h 55m | 1h 20m |
| Steady (Naismith) 5 km/h, 10 min per 100 m up | 1h 5m | 1h 35m |
| Relaxed 4 km/h, 12 min per 100 m up | 1h 20m | 2h 0m |
Times leave out stops. Coming down the same way, the table counts the ascent once; steep descents on rough ground can be as slow as the climb.
- Today: sunrise 07:08, sunset 16:55. Start by 14:20 to be down before dark, allowing 1h 35m for the walk and an hour for stops.
- Tomorrow: sunrise 07:09, sunset 16:53. Start by 14:18 to be down before dark, allowing 1h 35m for the walk and an hour for stops.
Yr Eifl summit weather for this route
There is no recent summit forecast cached for Yr Eifl right now. The main Yr Eifl page loads the live forecast when you open it. Open the live Yr Eifl forecast.
About Yr Eifl
Yr Eifl is the highest hill on the Llyn Peninsula, rising from the sea above Nant Gwrtheyrn, with the Iron Age hillfort of Tre'r Ceiri on its eastern top. More about Yr Eifl, with the live forecast.
On the lists: Marilyn.
Challenges that include Yr Eifl
In an emergency
Call 999, ask for the police and then mountain rescue. Give your location (the start is at SH 355 430, the summit at SH364447), what happened and how many are in your group. If you have no signal for a call, a text to 999 works once you have registered your phone with emergencySMS: text "register" to 999 before you go.
Llithfaen via the bwlch: questions and answers
How far is Llithfaen via the bwlch?
Llithfaen via the bwlch is 2.6 km one way to the summit of Yr Eifl, with 346 m of ascent. There and back by the same way is about 5.2 km.
How long does Llithfaen via the bwlch take?
About 1h 5m to the summit of Yr Eifl and 1h 35m there and back by Naismith's rule (5 km/h plus 10 minutes per 100 m of ascent), before stops. A relaxed group takes nearer 2h 0m for the round trip.
Where do you park for Llithfaen via the bwlch?
Llithfaen via the bwlch starts from Car park above Llithfaen on the Nant Gwrtheyrn road. The grid reference is SH 355 430.
Is Llithfaen via the bwlch suitable for beginners?
Yes. Peakify grades it Easy: a fit beginner can walk it on a clear day. Take a map, warm layers and waterproofs all the same.
What time should I start Llithfaen via the bwlch today?
By 14:20 at the latest. Sunset on Yr Eifl today is 16:55, Llithfaen via the bwlch takes about 1h 35m there and back, and that leaves an hour for stops. Start earlier in winter or if the forecast turns.
Is there a GPX for Llithfaen via the bwlch?
Not yet. The Peakify iPhone app can plan the route and export a GPX (Peakify Pro).