The Northwest Highlands

Areas north from Knoydart in the west, and the Great Glen towards the east (NB. Does not include Mull and areas west of Loch Linnhe, these are found in the West Highlands forecast.)

Thursday's Forecast

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Click here to download the latest PDF Last Updated Wed 18th Mar 26 at 4:15PM
View our detailed version Last Updated Wed 18th Mar 26 at 4:15PM

Viewing Forecast For

The Northwest Highlands
Thursday 19th March 2026
Last updated Wed 18th Mar 26 at 4:15PM

Summary for all mountain areas

Dry overall, clear hills and sunny, thin high cloud for Scotland. A zone of cloudier skies and some varied fog from the Borders to northeast Pennines. Warmer further southwards, sunny but hazy views, some early valley fog in Wales & Peak District. Light winds for most places, breezier in south Wales.

Headline for The Northwest Highlands

Dry, sunshine, some early cloud/fog. Breezier north and later.

How windy? (On the Munros)

West turning southwesterly, 10mph or often less Skye to Great Glen, to 15mph in northern areas, local gusty 20mph near Ben Hope early in day. Increasing more widely toward evening 15-20mph, or 25mph into night.

Effect of the wind on you?

Mostly small much of day, locally feeling breezier and gustier, more noticeably toward dusk.

How Wet?

No precipitation expected

Cloud on the hills?

Low and middle cloud early, mostly clearing

Dawn fog in the glens, patchy cloud up to 700-800m northwestern coasts (most summits likely start clear). Cloud lifts, mostly dissipating through morning, a few patches occasionally drifting over the high northern Munros afternoon.

Chance of cloud free Munros?

70% in morning, rising above 90%

Sunshine and air clarity?

Mostly sunny though some high cloud around. Excellent visibility.

How Cold? (at 900m)

1 or 2C in morning, staying cool all day north of Ullapool, rising elsewhere to 5C. Feeling just below freezing in the breeze.

Freezing Level

Close to freezing on highest tops near and north of Ullapool early morning, plus patchy frost into some glens at first. Otherwise above freezing to tops.

Viewing Forecast For

The Northwest Highlands
Friday 20th March 2026
Last updated Wed 18th Mar 26 at 4:15PM

How windy? (On the Munros)

Southwesterly 25 to 30mph, locally gusty 35mph, strongest north of Ullapool.

Effect of the wind on you?

Blustery in exposure, affecting balance on exposed western ridges. Marked wind chill.

How Wet?

Precipitation rare if any

Chance of a little fine drizzle at times near to west coast.

Cloud on the hills?

Possible west coast cloud

Banks of cloud may drift onto west coastal aspects in places. Otherwise patchy fog in glens at first lifting briefly into patchy cloud on some slopes, then largely dispersing.

Chance of cloud free Munros?

70%

Sunshine and air clarity?

Sunshine best away from west coast. Visibility very good many areas, may be hazier in west.

How Cold? (at 900m)

4 or 5C. Feeling nearer -5C if directly in the wind.

Freezing Level

Above the summits, but slight frost some sheltered glens at dawn.

Viewing Forecast For

The Northwest Highlands
Saturday 21st March 2026
Last updated Wed 18th Mar 26 at 4:15PM

How windy? (On the Munros)

Southwesterly 15 to 25mph, may reach 30mph occasionally around some tops.

Effect of the wind on you?

Fairly small, but in exposure at times starting to affect ease of walking and balance. Marked wind chill.

How Wet?

A little rain

Patchy rain and drizzle mostly over western hills, may be more persistent over a few hours, but amounts small.

Cloud on the hills?

Fairly extensive, may lift from north

Covering most mountains for several hours at least, lowest bases toward west coast, from 600 to 800m upward, in places lower for a time in rain. Bases may then tend to rise and some breaks forming from north.

Chance of cloud free Munros?

30%

Sunshine and air clarity?

Fairly cloudy, some haze toward west, may improve to brighter skies and good visibility.

How Cold? (at 900m)

1 or 2C. Feeling like -5C directly in the wind.

Freezing Level

Close to freezing around 1000m, mainly toward the north.

Planning Outlook

High pressure stays nearby toward the weekend, although retreats to allow west-southwesterly winds to move into Scotland, bringing more cloud to the northwest and some drizzle on Saturday, though most places remain dry. By Sunday, stronger westerly winds and a front passing eastwards with a spell of rain followed by lowering temperatures and showers with snow and hail over the hills in Scotland. A chilly start to the new week, near or below freezing over higher mountains, particularly Scotland. Changeable westerlies during next week, windy for all at times, showery conditions most common in western Scotland. High pressure to the south may rebuild to settle things again.