Mountain Weather
Information Service
West Highlands Forecast

West Highlands

Western Highlands accessible from, and south of, Glenfinnan (Road to the Isles) and Glen Spean (includes Creag Meagaidh). This area includes Ben Nevis and the mountains around Glencoe. In the east, from Ben Alder south to Loch Lomond and Trossachs NP. Also Arran and Mull.

Sunday's Forecast

Windy, walking impeded
Patchy rain or drizzle
Cool to mild

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Click here to download the latest PDF Last Updated Sat 23rd May 26 at 4:32PM Last Updated Sat 23rd May 26 at 4:32PM
View our low-graphics version Last Updated Sat 23rd May 26 at 4:32PM Last Updated Sat 23rd May 26 at 4:32PM

Viewing Forecast For

West Highlands
Sunday 24th May 2026
Last updated Sat 23rd May 26 at 4:32PM

Summary for all mountain areas

High pressure bringing dry and warm conditions to England and Wales and southern and eastern Scotland with early patchy hill fog in the west dispersing. Warm or very warm in valleys, beware of sunburn and dehydration. Blustery south-westerly will feed of low cloud and patchy drizzle will persist across northwest Scotland.

Headline for West Highlands

Blustery. Low cloud and drizzle in the north. Dry in the south, hills clearer.

How windy? (On the Munros)

South to south-westerly 15 to 30mph, perhaps reaching 35mph some cols and summits at times.

Effect of the wind on you?

Be prepared for blustery conditions, perhaps fairly arduous at times some cols and summits with marked buffeting.

How Wet?

Drizzly rain, little in the south

The humid south-westerly will continue to feed in drizzly rain in across hills, mainly near and west of Loch Linnhe. Very little if any south of Glencoe.

Cloud on the hills?

Extensive, clearer to the south

An extensive feed of low cloud will feed in to the hills, mainly near and north of Oban and Mull. Higher bases toward Loch Treig. Arran to Loch Lomond may be clearer.

Chance of cloud free Munros?

20% north, 60% south.

Sunshine and air clarity?

Mostly overcast, but some sunny breaks, mainly in the south. Visibility poor in drizzly rain, but away from this, mostly very good.

How Cold? (at 900m)

8 to 10C, lowest west coast.

Freezing Level

Above the summits

Viewing Forecast For

West Highlands
Monday 25th May 2026
Last updated Sat 23rd May 26 at 4:32PM

How windy? (On the Munros)

South-westerly 20 to 35mph, strongest across Lochaber in the morning.

Effect of the wind on you?

Blustery and gusty, especially across northern hills in the morning with considerable buffeting.

How Wet?

Drizzly Lochaber, but fizzling out.

Drizzly conditions into Lochaber and perhaps north Argyll in the morning, but tending to fizzle out to leave all areas dry during the afternoon.

Cloud on the hills?

Extensive morning, then breaking off hills

May be fairly extensive in the morning, focused on Lochaber, and capping tops elsewhere. By afternoon, mostly lifting to become confined to western tops.

Chance of cloud free Munros?

20% lifting to 60%

Sunshine and air clarity?

Mostly cloudy, but thinning and breaking in places, especially in the central highlands. Visibility poor at times in drizzle, but away from drizzle, very good.

How Cold? (at 900m)

7 to 10C, lowest toward west coast of Lochaber.

Freezing Level

Above the summits

Viewing Forecast For

West Highlands
Tuesday 26th May 2026
Last updated Sat 23rd May 26 at 4:32PM

How windy? (On the Munros)

Westerly 10 to 20mph at first, but soon easing down to become 5 to 10mph and often varying in direction by afternoon.

Effect of the wind on you?

Blustery start, but soon becoming negligible as the winds drop out.

How Wet?

Isolated drizzly showers fading

Isolated spots or patches of drizzle from Mull northwards. Fading away by midday.

Cloud on the hills?

Most hills clearing come the afternoon

Low cloud covering hills from Mull northwards into Lochaber morning. Will break up and lift to clear mostly in afternoon. Elsewhere, clear most of day.

Chance of cloud free Munros?

20% lifting to 70% north. 80% south.

Sunshine and air clarity?

Cloudy north Argyll into Lochaber, but brightening up through day. Elsewhere, patchwork of sun. Visibility mostly very good.

How Cold? (at 900m)

Ranging from 4 to 6C, near and west of Loch Linnhe, to across Arran to Loch Lomond 7 to 10C.

Freezing Level

Above the summits

Planning Outlook

High pressure dominates this week with early patchy low cloud, mainly coastal hills dispersing to give widespread warm or very warm sunshine, highest temperatures valleys of England and Wales; where into the high 20s Monday and Tuesday Peak District into Wales with high humidity. Chance of well scattered shower development from midweek as a gusty south-easterly develops for western hills. Pressure lowering next weekend into next week.