West Highlands Forecast
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.
Viewing Weather Forecast for Thursday 29th September 2016
Forecast last updated on Thursday 29th September 2016 at 3:45pm
Summary for all mountain areas
A showery day for most areas: precipitation most frequent in west & northern Scotland, where falling as snow on higher summits. Risk of hail and thunder. Severe upland gales will ease gradually across the Highlands. Upland gales most of the day England & Wales, but showers fewer here.
Headline for West Highlands
Severe upland gales easing. Frequent rain, hail, or snow highest tops.
How windy? (On the Munros)
Southwest veering westerly; 60 to 80mph morning, but 70-80mph post-dawn Lochaber northwards. Will slowly drop from north through afternoon to 25-35mph, although Loch Lomond NP & Arran 40-50mph until late.
Effect of wind on you?
In morning very difficult walking on higher areas and severe wind chill. Conditions will then gradually ease from north.
Frequent rain or hail, becoming snow highest tops; risk lightning.
Precipitation frequent throughout day. Most often showery, but sometimes over an hour or two, the precipitation rarely ceasing. Around middle of day will turn to snow above 1050m from north; also hail and isolated thunder.
Cloud on the hills?
Extensive on higher areas
Cloud base varying quickly. Near rain, will drop widely to 450 to 600m, sometimes lower, but between showers breaks to 800 to 1050m, highest well inland (from west coast).
Chance of cloud free Munros?
Sunshine and air clarity?
Glimpses of sun, mainly well inland. The air very clear, but visibility often poor due to rain.
How Cold? (at 900m)
6C in morning, dropping to 3 or 4C from north during afternoon; but where directly exposed to strongest wind, will feel like minus 10 Celsius.
Above the summits, but in afternoon dropping to 1250m.
All mountain areas of Britain from Friday 30th September 2016
A generally showery period from heading into Friday and the weekend, albeit temporarily in some areas, showers will merge to give an hour or two of persistent rain. Snow highest tops in Scotland. Generally most showers will come in off the sea onto western hills, whilst eastern areas are driest. By Sunday, showers few and far between. Winds will fall fairly light most areas into the weekend; cloud will clear many summits and visibility will be excellent or superb. Upland gales and widespread rain and a rise in temperature early next week.