Mynydd Mawr (Llyn Cwellyn)
698m (2291ft)
The Moel Hebog Area, Snowdonia, Gwynedd, Wales
Mynydd Mawr (Llyn Cwellyn) means 'Great Mountain' in Welsh and is pronounced 'min-nith m-ow'.
The summit of Mynydd Mawr (Llyn Cwellyn) is marked by a large cairn.
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Vital Statistics:
| Length: | 6.25ml (10km) |
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| Ascent: | 2,340ft (713m) |
| Time: | 4.75hrs |
| Grade: |  (Moderate) |
Route Summary:
Rhyd-Ddu - Rhyd-Ddu Forest - Foel Rudd (Mynydd Mawr) - Craig y Bera - Mynydd Mawr (Llyn Cwellyn) - CraigCwmbychan - Cwm Planwydd - Llyn Cwellyn - Beddgelert Forest - Planwydd - Rhyd-Ddu
See Mynydd Mawr (Llyn Cwellyn) and the surrounding tops on our free-to-access 'Google Style' Peak Bagging Maps:
The Moel Hebog area of Snowdonia National Park
Less data - quicker to download
The Whole of Snowdonia National Park
More data - might take a little longer to download
See Mynydd Mawr (Llyn Cwellyn) and the surrounding tops on our downloadable Peak Bagging Map in PDF format:
NB: Whether you print off a copy or download it to your phone, this PDF Peak Baggers' Map might prove incredibly useful when your are up there on the tops and you cannot get a phone signal.
You can find Mynydd Mawr (Llyn Cwellyn) & all the walks that climb it on these unique free-to-access Interactive Walk Planning Maps:
1:25,000 scale OS Explorer Map (orange/yellow covers):
1:50,000 scale OS Landranger Map (pink/magenta covers):
Fellow go4awalkers who have already walked, climbed, summited & bagged Mynydd Mawr (Llyn Cwellyn)
Donovan Suddell walked up it on April 24th, 2024 [from/via/route] Rhyd Ddu [with] Wife [weather] Bright & sunny. Cold at the summit
Daniel Moran climbed it on January 25th, 2023 [from/via/route] shortest route [with] frankie [weather] Cloudy, windy - up & down in 2hours
Melfyn Parry bagged it on April 17th, 2021 [from/via/route] From base of Moel Smytho follow well defined path to summit [with] GP [weather] Sunny & generally warm
Sion Britton hiked it on March 23rd, 2016 [from/via/route] Cerdded o Y Fron [with] Rhiannon [weather] Sunny
Christina Lander summited on January 20th, 2020 [from/via/route] Rhyd Ddu - Beddgelert Forest - Foel Rudd - Mynydd Mawr - Foel Rudd - Beddgelert Forest - Rhyd Ddu [with] Dick & Meg [weather] Beautiful day, mostly in the sunshine, with cloud on the higher mountains - An easy day, after climbing Snowdon on the Rhyd Ddu track the previous day
Robert Taylor-Marriott conquered it on September 16th, 2015 [from/via/route] 67 Route Mynydd Mawr (MM) 16.09.15 [with] Terry Jones & Robert Taylor-Marriott [weather] Sunny & Clear visibility.
Gerald Murphy scaled it on April 9th, 2015 [from/via/route] Rhyd Ddu car park [with] alone [weather] sunny, dry, no breeze to speak of, definite haze - Followed gw151
Vince Wetton walked up it on July 4th, 2013 [from/via/route] Fel Wen, Cadair Berwyn [with] RTM [weather] Wonderful Hot Sunny Day
Pamela French, Math Llwyd, Louis Smith, Linda Mckeogh, Paul Booth, Trevor Williams, Mark Davidson and Dave Milner have all walked, climbed & bagged Mynydd Mawr (Llyn Cwellyn).
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More Photographs & Pictures of views from, on or of Mynydd Mawr (Llyn Cwellyn)
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