The Northwest Highlands Forecast
Areas north from Knoydart in the west, and the Great Glen towards the east (NB. Does not include Mull and areas west of Loch Linnhe, these are found in the West Highlands forecast.)
Viewing Weather Forecast for Tuesday 1st September 2015
Forecast last updated on Tuesday 1st September 2015 at 7:15am
Summary for all mountain areas
Cloud and showers will form widely in northwesterly winds. On eastern mountains the showers heavy with risk thunder. The remnants of a front will bring a few hours of nearly constant rain to N Scotland. Windy eastern Scottish Highlands.
Headline for The Northwest Highlands
Blustery; frequent rain and low cloud, especially north.
How windy? (On the Munros)
Northerly 20 to 30mph; overall a slight easing through the day.
Effect of wind on you?
May well impede ease of walking on higher tops.
Frequent rain, especially north; small risk lightning.
Sutherland: rain on and off most of the day, easing to showers from north through afternoon. Elsewhere: intermittent rain, spreading south through morning. Into afternoon, the rain turning more showery, locally heavy with small risk thunder.
Cloud on the hills?
Very extensive, lowest base north
Sutherland: Persistent cloud, base often below 500m near north coast and 600 or 700m elsewhere. Cloud base more varied elsewhere, breaks to 800 to 1000m, but in rain patches forming from a few hundred metres up.
Chance of cloud free Munros?
Less than 10% north to 20% south
Sunshine and air clarity?
Rare glimpses of sun, if any. Visibility intermittently excellent lower levels, but fog widely on particularly northern mountains.
How Cold? (at 900m)
4 rising to 6C.
Above the summits.
All mountain areas of Britain from Wednesday 2nd September 2015
Almost completely dry over the next week as high pressure, centred just west of Britain, dominates. However, not warm, and often cloudy. On Wednesday and Thursday, temperatures on highest tops Scottish Highlands close to freezing point, and even into the weekend, ground frost sheltered areas, mainly valleys at night.