Tarren y Gesail weather forecast & routes (667 m)

Routes up

Tarren y Gesail routes: 3 ways to the top

From AbergynolwynHiking · 6.3 km one way · 629 m ascent · ~2h 20m · from Abergynolwyn village car parkModerate
Climb forest tracks and old quarry roads south of the village onto open hillside, then follow the grassy ridge to the summit.
Start grid ref SH 677 070 · Driving directions · By bus or train
Near the start
From OpenStreetMap, within 2 km. Check opening times before you rely on them.
Full From Abergynolwyn route guide
Abergynolwyn station and southern ridgeHiking · 12.4 km one way · from Abergynolwyn village hall car park (Y Canolfan Gymunedol)Hard
A hard mountain walk to the summit from Abergynolwyn village hall car park (Y Canolfan Gymunedol).
Start 39 m12.4 km to the top
Start grid ref SH 677 069 · Driving directions · By bus or train
Near the start
From OpenStreetMap, within 2 km. Check opening times before you rely on them.
Download the Abergynolwyn station and southern ridge GPXFull Abergynolwyn station and southern ridge route guide
Nant Gwernol and Bryn Eglwys forest pathsHiking · 6.1 km one way · 630 m ascent · ~2h 15m · from Abergynolwyn village hall car park (Y Canolfan Gymunedol)Hard
A hard mountain walk to the summit from Abergynolwyn village hall car park (Y Canolfan Gymunedol).
Start 39 m6.1 km to the top
Start grid ref SH 677 069 · Driving directions · By bus or train
Near the start
From OpenStreetMap, within 2 km. Check opening times before you rely on them.
Download the Nant Gwernol and Bryn Eglwys forest paths GPXFull Nant Gwernol and Bryn Eglwys forest paths route guide

Summit today

Is it safe to climb Tarren y Gesail today?

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Cloud inversion · 7 days

The chance of standing above a sea of cloud on Tarren y Gesail each morning this week, from overnight temperature, humidity and low cloud below the 667m summit.

Dark sky · 7 days

How dark the sky gets over Tarren y Gesail each night this week, from cloud cover, moonlight and local light pollution.

Snow · 7 days

Snowfall and lying snow at the summit over the next 7 days.

Sun today

Sunrise 07:05, sunset 16:53

9h 49m of daylight. Golden hour ends 07:55 and starts 16:03. From the summit you see the sun 06:59 to 16:58.

Nearby summits

Close to Tarren y Gesail

About Tarren y Gesail

Tarren y Gesail rises south of the Talyllyn valley, above Abergynolwyn in southern Snowdonia. It is the higher of the two Tarren hills, a grassy upland with forestry on its flanks and old slate workings on its northern side. Cadair Idris fills the view to the north, and Craig Cwm Amarch, on the Cadair massif, is the nearest higher summit 6.2 km away.

Walkers start from Abergynolwyn and climb forest tracks and old quarry roads to open ground, then follow the grassy ridge to the top. The going is easy underfoot, though the forestry tracks can be confusing.

From the summit you look south over the Dyfi estuary and north across the Talyllyn valley to Cadair Idris.

Tarren y Gesail is 667 m (2,188 ft) high with 465 m of prominence. It is in Snowdonia, Wales. It is the 88th highest of the 152 summits Peakify lists in Snowdonia. The nearest summits are Graig Goch (2.6 km), Tarrenhendre (3.2 km) and Mynydd Pencoed (5.9 km).

Is Tarren y Gesail a Marilyn?

Yes. It has 465 m of prominence and is also a Hewitt and a Nuttall.

Where do you start Tarren y Gesail?

Abergynolwyn, in the Talyllyn valley, is the usual starting point.

Is Tarren y Gesail suitable for beginners?

Yes, in clear weather. The ground is grassy with no scrambling, but take a map for the forest tracks.

How high is Tarren y Gesail?

Tarren y Gesail is 667 metres high with 465 metres of prominence.

Where is Tarren y Gesail?

Tarren y Gesail is listed in Snowdonia, Wales.

Are there routes for Tarren y Gesail?

Peakify lists 3 routes for Tarren y Gesail, including available distance, ascent, start point, and difficulty details. The easiest is From Abergynolwyn (6.3 km one way, Moderate).

Is it safe to climb Tarren y Gesail today?

Peakify rates each day on the summit Good, Marginal or Poor from the forecast summit wind, gusts, chance of rain and wind chill. Wind of 40 mph or gusts of 65 mph make it Poor; wind of 25 mph, gusts of 45 mph, a 60% chance of rain or a feels-like temperature of -8°C or below make it Marginal. Today's and tomorrow's ratings are at the top of this page. The rating covers the weather only: also check your route, daylight, kit and experience, and in winter whether you need an ice axe and crampons.

What weather information is shown for Tarren y Gesail?

The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.

More in Snowdonia

Peakify is run by Sam Tyler, who has climbed Yr Wyddfa 22 times. The forecast refreshes every hour; how our forecast works.