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 28th April 2015
Forecast last updated on Monday 27th April 2015 at 4:25pm
Summary for all mountain areas
A showery day for most regions, most frequent precipitation on western mountains, falling as snow or hail to low levels. Gusty and squally winds. Risk of lightning.
Headline for West Highlands
Squally winds. Near constant snow and hail; risk lightning.
How windy? (On the Munros)
West becoming south to southwesterly 25 to 30mph, gusts 45mph near showers. By late afternoon, risk may increase markedly toward 45-50mph, likely strongest south from Mull toward Arran.
Effect of wind on you?
Will impede ease of walking on higher areas, and give sudden considerable buffeting near precipitation. Significant wind chill.
Frequent snow and hail; risk lightning
Snow and hail showers throughout the day; these may become very frequent or the precipitation almost constant over 3 or 4 hours, especially later in the afternoon, giving risk of whiteout. Risk thunder.
Cloud on the hills?
Extensive on higher areas
Quickly varying cloud base, breaks to higher tops, particularly morning central highlands and Loch Lomond NP. But near precipitation patches below 600m - extensively so where precipitation becomes widespread.
Chance of cloud free Munros?
40% dropping later to 20%
Sunshine and air clarity?
Bursts of sunshine. Intermittently superb visibility, but appalling or near zero in snow.
How Cold? (at 900m)
-5C, rising a little to -3C; but may feel colder than -15C where directly exposed to strongest winds.
400 rising to 650m, but may drop during precipitation. Frost many glens after dawn.
All mountain areas of Britain from Wednesday 29th April 2015
Remaining cold until the end of the week. Showers of snow and hail, at times merging into longer periods of precipitation will continue through Wednesday and Thursday. Away from showers visibiliity will be excellent or superb. Toward the weekend, indications favour unsettled, although less cold conditions.