The Northwest Highlands Forecast
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.)
Forecast last updated on Thursday 18th December 2014 at 7:38am
Summary for all mountain areas
Widespread upland gales, strongest in Snowdonia. Extensive low cloud and persistent rain, particularly western mountains south from Loch Lomond. Frequent snow showers north-west Scotland, but largely dry in the eastern Highlands.
Headline for The Northwest Highlands
Upland gales. Frequent snow and rain, concentrated western mountains.
How windy? (On the Munros)
Westerly 45 to 55mph, locally 60mph.
Effect of wind on you?
Difficult walking where exposed. Any mobility may be difficult on higher tops. Severe wind chill.
Frequent snow and rain
Snow or below about 600-900m, highest south rain after dawn. Slowly from north the precipitation turning to snow toward 500m and turning to showers. Most precipitation western mountains.
Cloud on the hills?
Extensive on higher areas
Cloud base varying continually: patches below 500m near showers, but breaks to 1000m, mainly away from western mountains.
Chance of cloud free Munros?
Less than 10%, rising slowly to 30% from north
Sunshine and air clarity?
Bursts of sun, mainly toward the east, late in day. The air very clear although intermittently appalling visibility in cloud and snow.
How Cold? (at 900m)
900m south of Torridon 750m north; dropping toward 650m from north
All mountain areas of Britain from Friday 19th December 2014
Frequent upland gales through to Christmas, particularly Scottish Highlands, although a lull developing during Saturday as a transient ridge of high pressure crosses the British Isles. Precipitation almost daily, particularly western mountains. Freezing levels rising above most mountain tops on Sunday as rain moves through, then frequent below freezing on Scottish summits next week. Elsewhere, most precipitation rain with freezing levels often above higher tops (although 600-800m Friday & Saturday). Signs of turning widely colder post-Christmas.