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 Tuesday 4th August 2015
Forecast last updated on Monday 3rd August 2015 at 4:27pm
Summary for all mountain areas
Unusually widespread and strong upland gales for August will make walking difficult on the mountains, strongest winds western Scotland. Lots of showers, merging into several hours of rain in the west. Cloud often covering higher hills. Driest & brightest toward north-east.
Headline for West Highlands
Severe upland gales. Showery rain rarely ceasing, brightest north.
How windy? (On the Munros)
South veering southwesterly, 40 to 55mph, generally strongest near/west of Loch Linnhe; gusts locally over 60mph.
Effect of wind on you?
Difficult walking conditions on the hills, particularly west & north, and significant wind chill all day.
Showers, sometimes one after another, giving almost constant rain over a few hours. The rain often heavy. Least rainfall near and north of Glen Spean.
Cloud on the hills?
Extensive across the mountains
Persistent cloud will cover most mountains all day, base varying but typically 400m near coast to 650m well inland. But toward and north of Glen Spean, most cloud above 800m, and breaks to 1050m.
Chance of cloud free Munros?
20% most areas; 40% north of Glen Spean.
Sunshine and air clarity?
Patches of sun mostly restricted to near and north of Glen Spean. Haze; persistent fog most hills.
How Cold? (at 900m)
Above the summits
All mountain areas of Britain from Wednesday 5th August 2015
Remaining unsettled. Fronts pushing northwards on Wednesday will bring rain and strong winds to many mountains. Improving by Thursday, becoming mainly dry with much lighter winds. Friday brings mainly light winds but the risk of some slow moving heavy showers. A brief ridge of high pressure is expected to build around Saturday, but thereafter the pattern is likely to become west-south-westerly, bringing strengthening winds, particularly to Scotland, and risk of rain on many western mountains by Sunday.