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 include Ben Nevis and the mountains around Glencoe. In the east, includes Ben Alder south to Loch Lomond and Trossachs NP. Includes Arran and Mull.

Click here to download the latest PDF Last Updated Sat 28th May 22 at 2:27PM Last Updated Sat 28th May 22 at 2:27PM
View our low-graphics version Last Updated Sat 28th May 22 at 2:27PM Last Updated Sat 28th May 22 at 2:27PM

Viewing Forecast For

West Highlands
Sunday 29th May 2022
Last updated Sat 28th May 22 at 2:27PM

Summary for all mountain areas

Chilly northerly winds, mostly fairly light, will bring a few showers, of snow higher areas Scottish Highlands, but the risk of heavier showery rain to Wales - mainly South Wales. Patches of sun, although extensive cloud overall.

Headline for West Highlands

Locally blustery. A few showers, of snow higher tops.

How windy? (On the Munros)

Northerly, mostly 20mph, but at times 25mph on highest summits and perhaps most of the day on Mull. For several hours after dawn, up to 30, locally 35mph.

Effect of the wind on you?

Becoming fairly small

How Wet?

A few showers or flurries

A scattering of brief showers or flurries. The precipitation may be frequent for an hour or two in the morning. Hail and above 800m snow.

Cloud on the hills?

Nearly all clearing, may persist higher tops in Lochaber

Cloud base will rise, by late morning, higher tops nearly all cloud free, although may frequently shroud areas above 1000m near and north of Glen Spean until into the afternoon. Near showers, fragments of cloud will form to about 700m.

Chance of cloud free Munros?

By midday 90%, although 60% Lochaber

Sunshine and air clarity?

Patchwork of sun, although cloudy for periods. Later in day sunniest near the coast. Visibility excellent, briefly reduced around showers.

How Cold? (at 900m)

0C rising 3 to 5C, highest southern areas.

Freezing Level

850m rising to 1200m or above by midday. Slight frost at first some valleys and corries.

Viewing Forecast For

West Highlands
Monday 30th May 2022
Last updated Sat 28th May 22 at 2:27PM

How windy? (On the Munros)

Northerly mostly less than 15mph.

Effect of the wind on you?

Small

How Wet?

Showery rain, particularly Lochaber

A few patches of rain, or above 800m snow, will drift about slowly from dawn. Will tend to deteriorate from late morning as precipitation becomes more widespread, initially Lochaber and Mull and heavy with risk thunder.

Cloud on the hills?

Will come and go, sometimes extensive Lochaber

Considerable variation, particularly afternoon. Broadly, cloud base will rise from 600 to 900m after dawn toward 800 to 1200m by late morning. But in precipitation expect fog to become persistent on higher slopes and in some areas on lower slopes as well.

Chance of cloud free Munros?

30%

Sunshine and air clarity?

Patches of sunshine will tend to give way later morning, although some coasts may remain sunnier. The air very clear, but visibility very poor in precipitation.

How Cold? (at 900m)

2C, but up to 5C afternoon.

Freezing Level

1050m, although 1350m away from precipitation by afternoon. Frost at first some valleys and upland dips.

Viewing Forecast For

West Highlands
Tuesday 31st May 2022
Last updated Sat 28th May 22 at 2:27PM

How windy? (On the Munros)

Direction varied between 15mph or widely less. Gusts 25mph in places.

Effect of the wind on you?

Mostly negligible, but near precipitation, expect sudden gusts on both higher and lower slopes.

How Wet?

Areas of rain; some heavy & thundery

Overall extensive rainfall as areas of steady rain and heavier thundery showers drift within an area of low pressure. Expect hail and above 1000m snow. There may well be considerable variation in rainfall over a few miles.

Cloud on the hills?

Mountains cloud covered most or all day

Overall, fog will cover higher areas persistently, sometimes forming from lowest slopes up, but here and there breaks to higher summits for a few hours. Highest likelihood of cloud free summits will be from Mull to Arran.

Chance of cloud free Munros?

20%

Sunshine and air clarity?

Pockets of sun here and there. The air very clear, but due to the precipitation, often misty or murky and very poor visibility in snow.

How Cold? (at 900m)

3C

Freezing Level

1200m.

Planning Outlook

Relatively low temperatures on the mountains until later in the week; particularly on the Scottish highlands where higher tops will frequently be near freezing point. Showers, some heavy and thundery, giving hail and on higher tops snow, will be widespread, particularly in the afternoons, when in some areas they will merge to give a few hours of precipitation with risk thunder. Signs of a few warmer drier days toward or into next weekend.