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.
Forecast last updated on Monday 29th September 2014 at 2:52pm
Summary for all mountain areas
A weakening cold front will bring a band of strong winds, extensive low cloud and a little rain slowly eastwards during the day. However, some eastern areas will be fine, and although hazy, many summits will be or become cloud free.
Headline for West Highlands
Upland winds approaching gale; rain and drizzle.
How windy? (On the Munros)
Southerly 30 to 40mph; strongest higher tops near and west of Loch Linnhe. Often 25mph Arran and lower tops southern Loch Lomond NP.
Effect of wind on you?
Buffeting significant on most higher areas, for periods considerable higher tops just east of Loch Linnhe.
Drizzly rain; most widespread south.
Drizzly rain on and off, most persistent morning Loch Lomond NP. Least rain Arran and areas accessible from Glen Spean to the east of Roy Bridge and also near Loch Treig and Currour station/Loch Ossian. Slowly becoming completely dry afternoon western summits.
Cloud on the hills?
Extensive, particularly low base S & W
Cloud extensive across the mountain, generally base rising northeastwards. Typically, cloud base 500-700m, but often much lower coastal hills. Northeastwards across Lochaber, cloud often confined above 800-1000m, highest near/north of Glen Spean (but pockets of much lower cloud).
Chance of cloud free Munros?
Less than 10% but 30% northeast Lochaber northwards
Sunshine and air clarity?
Rare sunshine northeast Lochaber. Very hazy, and foggy on many mountains - from lower slopes up on many coastal areas.
How Cold? (at 900m)
9C dropping to 6C western mountains afternoon.
Above the summits.
All mountain areas of Britain from Wednesday 1st October 2014
Gradually from the west, wetter, less settled weather will envelop most mountain areas this week. Nevertheless, away from western Scotland, total rainfall will be small until Friday, when as a front coming in from the northwest, slows down, many areas will have a lengthy period of rain. Upland gales will develop on Thursday across the Scottish Highlands, and upland severe upland gales will be widespread on Friday - although easing markedly across the W & N Scottish Highlands. Remaining mild. Underfoot, away from the W & NW Highlands, still very dry.