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Cairngorms NP and Monadhliath Forecast

Cairngorms NP and Monadhliath

Cairngorms National Park and Monadhliath. Also includes the Ben Alder area hills between Loch Ericht and Loch Laggan.

Click here to download the latest PDF Last Updated Wed 21st Oct 20 at 2:30PM Last Updated Wednesday 21st October 2020 at 2:30PM
View our low-graphics version Last Updated Wed 21st Oct 20 at 2:30PM Last Updated Wednesday 21st October 2020 at 2:30PM

Viewing Forecast For

Cairngorms NP and Monadhliath
Thursday 22nd October 2020
Last updated Wednesday 21st October 2020 at 2:30 PM

Summary for all mountain areas

Despite an approaching ridge of high pressure, the remnants of fronts, will mean only a slow, although sustained improvement after extensive low cloud and patches of rain from dawn - particularly so central Britain. Strong winds will ease; becoming very light in Scotland.

Headline for Cairngorms NP and Monadhliath

Slowly improving as extensive very low cloud lifts and rain fizzles out.

How windy? (On the Munros)

Northerly 30 to 40mph post dawn. Will slowly drop, initially west of A9, to become less than 10mph mid to late afternoon.

Effect of the wind on you?

Becoming negligible, although considerable buffeting and wind chill most of morning.

How Wet?

Widespread snow (rain lower slopes) slowly fizzling out.

Overnight precipitation, snow above 700m, still extensive after dawn. Gradually will become light and patchy, by late morning widely so by west of A9. Into afternoon, remaining precipitation light, mostly Cairngorms and Deeside before fizzling out completely.

Cloud on the hills?

Very extensive morning; improving slowly, initially west of A9

Hills starting foggy - widely from lowest slopes up. Very slowly the cloud will fragment, and lower slopes clear, particularly west of A9 and S Cairngorms NP, where in afternoon some higher summits eventually clearing. Slower improvement elsewhere: may still be extensive above 700-950m mid afternoon.

Chance of cloud free Munros?

Almost nil post dawn, 30% from mid afternoon

Sunshine and air clarity?

Bursts of sunshine slowly coming through, mainly S Cairngorms NP and west of A9. Extensively misty at first, but gradually visibility becoming vey good, perhaps excellent.

How Cold? (at 900m)

0C

Freezing Level

950m.

Viewing Forecast For

Cairngorms NP and Monadhliath
Friday 23rd October 2020
Last updated Wednesday 21st October 2020 at 2:30 PM

How windy? (On the Munros)

Southwesterly, typically 40mph morning. By midday a slight lull, then in afternoon, 30mph.

Effect of the wind on you?

Walking arduous on higher areas most of morning and again later in day.

How Wet?

Occasional rain, mainly morning

Showery rain on and off, mainly morning, although later afternoon, mainly west of A9, one or two heavy showers. Very little at all eastern Cairngorms NP. Will fall as snow above 1200m, later 700m.

Cloud on the hills?

Unlikely to clear higher areas

Morning, typical cloud base varying between 650m and 1050m, highest E Cairngorms NP. Will then improve as cloud base varies between 850 & 1150m, although near showers, dropping to 600-800m.

Chance of cloud free Munros?

40%

Sunshine and air clarity?

Patches of sunshine particularly afternoon; most sun Deeside. Visibility often very good or later excellent, but poor in precipitation.

How Cold? (at 900m)

Typically 4C; will tend to drop toward 1C through day.

Freezing Level

Above the summits before dropping toward 1050m.

Viewing Forecast For

Cairngorms NP and Monadhliath
Saturday 24th October 2020
Last updated Wednesday 21st October 2020 at 2:30 PM

How windy? (On the Munros)

Southerly typically 65mph, easing to 45mph middle of day after perhaps a brief slight lull.

Effect of the wind on you?

Any mobility difficult and wind chill severe where exposed on higher areas, sudden gusts at times some lower slopes.

How Wet?

Rain, mainly morning

Frequent rain, often heavy and rarely ceasing Ben Alder/S Cairngorms NP, but rarely heavy Deeside. In afternoon, clearing, although by dusk, there may be showers - of snow above 950m.

Cloud on the hills?

Extensive on higher areas

Morning: soon blanket fog above 450m Ben Alder/S Cairngorms NP, but mostly above 750-900m further north. Afternoon: clearing to varied cloud base, occasionally below 600m, but mostly 750-1000m still highest more northern hills.

Chance of cloud free Munros?

20%

Sunshine and air clarity?

Occasional sun lower areas mainly N Cairngorms and Deeside afternoon. Visibility poor in rain, but becoming good in afternoon.

How Cold? (at 900m)

4C; tending to drop toward evening.

Freezing Level

Above the summits most of day, later dropping toward 1100m.

Planning Outlook

A series of often intense lows will come in off the Atlantic, bringing periods of storm force winds to all mountain areas from the weekend. Rain will fall almost daily, particularly on western mountains, where considerable total rainfall. On higher areas, mainly the Scottish Highlands, snow will fall intermittently.