Routes up
Black Mountain South Top routes: 1 way to the top
Standard Hiking RouteHiking · 12km · from Glas Maol Car ParkModerate
This route takes you over gentle terrain, offering expansive views of the surrounding landscape, suitable for most hikers.
Summit today
Is it safe to climb Black Mountain South Top today?
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Cloud inversion · 7 days
The chance of standing above a sea of cloud on Black Mountain South Top each morning this week, from overnight temperature, humidity and low cloud below the 637m summit.
Dark sky · 7 days
How dark the sky gets over Black Mountain South Top each night this week, from cloud cover, moonlight and local light pollution.
Snow · 7 days
No snow is forecast at the summit in the next 7 days.
Sun today
Sunrise 07:00, sunset 16:52
9h 52m of daylight. Golden hour ends 07:49 and starts 16:02. From the summit you see the sun 06:54 to 16:56.
Nearby summits
Close to Black Mountain South Top
About Black Mountain South Top
Black Mountain South Top is 637 m (2,091 ft) high with 15 m of prominence. It is in Brecon Beacons, Wales. It is the 28th highest of the 36 summits Peakify lists in Brecon Beacons. The nearest summits are Pen-y-Garn Fawr (1.6 km), Pen y Garn Fawr (2.1 km) and Black Hill (2.6 km).
How high is Black Mountain South Top?
Black Mountain South Top is 637 metres high with 15 metres of prominence.
Where is Black Mountain South Top?
Black Mountain South Top is listed in Brecon Beacons, Wales.
Are there routes for Black Mountain South Top?
Peakify lists 1 route for Black Mountain South Top, including available distance, ascent, start point, and difficulty details.
Is it safe to climb Black Mountain South Top 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 Black Mountain South Top?
The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.
Peakify is run by Sam Tyler, who has climbed Yr Wyddfa 22 times. The forecast refreshes every hour; how our forecast works.