Summit today
Is it safe to climb Slieve Main today?
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Summit today
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Routes up
Cloud inversion · 7 days
The chance of standing above a sea of cloud on Slieve Main each morning this week, from overnight temperature, humidity and low cloud below the 514m summit.
Dark sky · 7 days
How dark the sky gets over Slieve Main 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
10h 18m of daylight. Golden hour ends 08:56 and starts 17:31. From the summit you see the sun 08:00 to 18:27.
Nearby summits
About Slieve Main
Slieve Main is 514 m (1,686 ft) high with 101 m of prominence. It is in North East Donegal, Ireland. OS grid reference C413378. It is the highest of the 21 summits Peakify lists in North East Donegal. The nearest summits are Coolcross Hill (9.1 km), Eskaheen Mountain (9.5 km) and Bulbin (7.2 km).
Slieve Main is 514 metres high with 101 metres of prominence.
Slieve Main is listed in North East Donegal, Ireland.
Route data is not available for this mountain yet, but the page still shows summit, weather, and location context.
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.
The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.
About Slieve Main
Slieve Main is 514 m (1,686 ft) high with 101 m of prominence. It is in North East Donegal, Ireland. OS grid reference C413378. It is the highest of the 21 summits Peakify lists in North East Donegal. The nearest summits are Coolcross Hill (9.1 km), Eskaheen Mountain (9.5 km) and Bulbin (7.2 km).
Slieve Main is 514 metres high with 101 metres of prominence.
Slieve Main is listed in North East Donegal, Ireland.
Route data is not available for this mountain yet, but the page still shows summit, weather, and location context.
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.
The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.