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 Friday 27th November 2015
Forecast last updated on Thursday 26th November 2015 at 1:05pm
How windy? (On the Munros)
Southwesterly 50 gusts 70mph post dawn but by late morning westerly 35 or 40mph.
Effect of wind on you?
Walking difficult where exposed on higher areas, particularly morning. Significant wind chill.
Rain; suddenly snow, then showers
Rain, widely heavy and temporarily torrential morning. Will abruptly change to snow as low as 400m, and then by early afternoon cease. But heavy snow and hail showers will follow; intermittent whiteout.
Cloud on the hills?
Cloud forming from lower slopes up much of region morning, but 650-900m near & north/east of West Highland Line Corrour to Roy Bridge. In afternoon, cloud base quickly changing from 500 to 800m or occasionally 1000m well inland.
Chance of cloud free Munros?
Sunshine and air clarity?
Bursts of sunshine developing from NW middle of day or afternoon, mainly well inland. Fog higher areas: near zero visibility where in snow. Intermittently very good lower areas.
How Cold? (at 900m)
4C suddenly dropping to -2C mid to late morning, and then to -3 or perhaps -4C by dusk.
Above summits post dawn; then by late morning suddenly 650m, and 500m by dusk.
All mountain areas of Britain from Saturday 28th November 2015
A week to perhaps a fortnight of frequent upland gales and sometimes storm force winds, and particularly on western mountains precipitation at some stage almost daily. Considerable rainfall in total mainly western mountains, particularly per the next 7 days. Freeze-thaw cycles will occur on the Scottish Munros (allowing snow to accumulate on higher areas), whilst further south, higher summits will occasionally be below freezing point, but lying snow fairly transient.