Lochaber mountain weather forecast.

Ben Nevis, the Mamores and surrounding ranges. Height-aware guidance for wind, cloud, rain and temperature.

Choose your hills and day.

Each regional brief uses a high-ground level that suits the terrain—from 500 m on Dartmoor and in the Peak District to 900 m in the highest ranges.

Mountain Weather brief

Lochaber

Tuesday 25 August 2026 · Ben Nevis, the Mamores and surrounding ranges

Confidence: High

Why: Forecast models broadly agree on the conditions most relevant to walkers.

What matters most

A blustery southeasterly wind is the main concern. Expect mostly dry conditions, with summit clag likely.

High-ground wind · 900 m20–25 mph southeasterly Gusts · 900 m35 mph Cloud base800-1200 m Feels like · 900 m2°C

High-ground wind (900 m)

Southeasterly 20-25 mph at 900 m. Gusts reaching around 35 mph at 900 m, with locally higher values possible on the most exposed tops. Starting nearer 15 mph, then strengthening toward 20 mph later.

Walking impact

Blustery on exposed ridges and liable to affect balance at times.

Rain and showers

The odd passing shower, otherwise dry.

Cloud-free summits

Around 10%. Best early at about 20%; lowest around midday at about 0%.

Cloud and visibility

Cloud bases mostly around 800-1200 m. Most higher summits are likely to be in cloud for much of the day, with only brief or isolated breaks.

Temperature and wind chill

Around 7°C at 900 m, rising from about 7°C early to 9°C by afternoon, feeling like 2°C in the wind.

Freezing level

Above the summits.

Daylight

Sunrise 06:06 — Sunset 20:34 — about 14.5 hours daylight.

Updated 25 August 2026 at 15:32 UTC. How this forecast is produced.

Stay near Lochaber.

Use Ben Nevis as a practical starting point for whole-home stays with a useful drive to established walking routes.

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Forecasts built around recognisable hill country.

Twenty distinct regions replace inherited service boundaries. Each uses a representative height suited to its terrain; named summits retain their exact height and exposure.