Routes up
Slievenanee routes: 1 way to the top
Slievenanee Summit WalkHiking · 8km · 300 m ascent · ~2h 5m · from Altnahinch DamModerate
This route takes you from Altnahinch Dam to the summit of Slievenanee, offering panoramic views of the surrounding Antrim Hills.
Summit today
Is it safe to climb Slievenanee today?
Slievenanee today (updated 05:19, 18 Oct): up to 8°C at the summit, feeling as cold as -2°C, summit wind 6 mph gusting 13 mph, 0% chance of rain. A good day for the hills.
Slievenanee weather today
Mainly clear, up to 8°C at the summit, feeling as cold as -2°C, summit wind 6 mph gusting 13 mph, 0% chance of rain. Rated Good.
Slievenanee weather tomorrow
Monday 19 October: mostly dry, up to 8°C at the summit, feeling as cold as 0°C, summit wind 20 mph gusting 25 mph, 19% chance of rain. Rated Good.
Slievenanee weather this weekend
Sunday 18 October: mainly clear, up to 8°C at the summit, feeling as cold as -2°C, summit wind 6 mph gusting 13 mph, 0% chance of rain. Rated Good.
Slievenanee summit forecast, next 7 days
| Day | Verdict | High/low | Feels like | Wind/gust mph | Rain or snow |
|---|
| TodayMainly clear | Good | 8°/1° | -2° | 6/13 | 0% |
|---|
| TomorrowLight drizzle | Good | 8°/3° | 0° | 20/25 | 19% |
|---|
| Tue 20Moderate drizzle | Marginal | 10°/6° | 1° | 38/47 | 52% |
|---|
| Wed 21Moderate drizzle | Marginal | 6°/0° | -3° | 32/40 | 61% |
|---|
| Thu 22Light drizzle | Marginal | 7°/2° | -2° | 20/26 | 63% |
|---|
| Fri 23Light drizzle | Marginal | 5°/2° | -3° | 26/33 | 75% |
|---|
| Sat 24Moderate rain | Poor | 7°/1° | -4° | 53/67 | 55% |
|---|
Slievenanee 14-day weather forecast: days 8 to 14, less certain
| Day | Verdict | High/low | Feels like | Wind/gust mph | Rain or snow |
|---|
| Sun 25Light drizzle | Poor | 12°/1° | -2° | 43/54 | 76% |
|---|
| Mon 26Dense drizzle | Poor | 12°/5° | 2° | 43/53 | 45% |
|---|
| Tue 27Light drizzle | Poor | 7°/3° | -2° | 40/49 | 49% |
|---|
| Wed 28Overcast | Marginal | 9°/3° | -2° | 25/31 | 48% |
|---|
| Thu 29Moderate drizzle | Marginal | 9°/5° | 1° | 35/44 | 47% |
|---|
| Fri 30Moderate drizzle | Marginal | 8°/3° | 1° | 29/36 | 39% |
|---|
| Sat 31Light drizzle | Marginal | 9°/2° | -1° | 38/47 | 38% |
|---|
Cloud inversion · 7 days
The chance of standing above a sea of cloud on Slievenanee each morning this week, from overnight temperature, humidity and low cloud below the 543m summit.
Dark sky · 7 days
How dark the sky gets over Slievenanee 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 08:00, sunset 18:19
10h 19m of daylight. Golden hour ends 08:51 and starts 17:27. From the summit you see the sun 07:55 to 18:23.
Nearby summits
Close to Slievenanee
About Slievenanee
Slievenanee is 543 m (1,781 ft) high with 100 m of prominence. It is in Antrim Mountains, Ireland. OS grid reference D167214. It is the 2nd highest of the 15 summits Peakify lists in Antrim Mountains. The nearest summits are Trostan (2.5 km), Slieveanorra (6.2 km) and Croaghan (11 km).
How high is Slievenanee?
Slievenanee is 543 metres high with 100 metres of prominence.
Where is Slievenanee?
Slievenanee is listed in Antrim Mountains, Ireland.
Are there routes for Slievenanee?
Peakify lists 1 route for Slievenanee, including available distance, ascent, start point, and difficulty details.
Is it safe to climb Slievenanee 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 is the weather on Slievenanee tomorrow?
Monday 19 October: mostly dry, up to 8°C at the summit, feeling as cold as 0°C, summit wind 20 mph gusting 25 mph, 19% chance of rain. Rated Good.
What is the weather on Slievenanee this weekend?
Sunday 18 October: mainly clear, up to 8°C at the summit, feeling as cold as -2°C, summit wind 6 mph gusting 13 mph, 0% chance of rain. Rated Good.
What weather information is shown for Slievenanee?
The page includes cached mountain forecast context, snow outlook, dark-sky signals, cloud-inversion information, sunrise, sunset, and summit planning details where available.
Written and kept up to date by the Peakify team. The forecast refreshes every hour; how our forecast works.