Mountain Weather
Information Service
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 Tue 22nd Sep 20 at 4:20PM Last Updated Tuesday 22nd September 2020 at 4:20PM
View our low-graphics version Last Updated Tue 22nd Sep 20 at 4:20PM Last Updated Tuesday 22nd September 2020 at 4:20PM

Viewing Forecast For

Cairngorms NP and Monadhliath
Wednesday 23rd September 2020
Last updated Tuesday 22nd September 2020 at 4:20 PM

Summary for all mountain areas

In Scotland, many places dry, but a few showers moving around slowly, of snow on higher summits. Chilly, but winds light. A complex front drifts east across England & Wales - rain may well largely clear, but risk of showers following, may cluster together.

Headline for Cairngorms NP and Monadhliath

Chilly, mostly light winds. Isolated hail showers.

How windy? (On the Munros)

Direction varied, rarely more than 10-15mph, sometimes little wind. May be northwesterly 20mph for a few hours around dawn.

Effect of the wind on you?

Mostly small.

How Wet?

Risk a few showers, hail/snow tops

Much of the day likely dry, but expect a scattering of showers to form and drift around slowly, with snow flurries falling to around 800m, and hail to lower slopes.

Cloud on the hills?

Breaks to higher tops

Patches of cloud above 800-1000m in morning, but breaks forming to many higher slopes through middle of day. Locally around showers, patches will form below 700m.

Chance of cloud free Munros?

60%

Sunshine and air clarity?

Patchwork of sun, the cloud occasionally filling in, particularly afternoon. Visibility mostly excellent, reduced only briefly by local showers.

How Cold? (at 900m)

2 or 3C

Freezing Level

Around 1200m, but also slight frost some glens and corries at dawn.

Viewing Forecast For

Cairngorms NP and Monadhliath
Thursday 24th September 2020
Last updated Tuesday 22nd September 2020 at 4:20 PM

How windy? (On the Munros)

Mostly east or northeasterly, 10-15mph. Small risk up to 25mph for a time.

Effect of the wind on you?

Likely small, but a distinct chill where exposed on higher terrain.

How Wet?

Mostly dry

Much of the day may well remain dry with just well scattered showers of hail, or sometimes snow on the Munros. May locally cluster together for a few hours, coming in from the northeast.

Cloud on the hills?

Mostly very little

Patches mostly confined to higher slopes. Many tops often free of cloud. If showers occurs locally, cloud base may drop for a time, mainly east/northern Cairngorms NP.

Chance of cloud free Munros?

70%

Sunshine and air clarity?

Sunshine and well broken cloud, may be obscured at times by high cloud. Visibility excellent.

How Cold? (at 900m)

2 or 3C.

Freezing Level

1200m or just above.

Viewing Forecast For

Cairngorms NP and Monadhliath
Friday 25th September 2020
Last updated Tuesday 22nd September 2020 at 4:20 PM

How windy? (On the Munros)

North to northwesterly, 25 to 35mph, risk 50mph for a time Cairngorm plateau.

Effect of the wind on you?

Frequent buffeting on higher terrain, sometimes arduous conditions; significant wind chill.

How Wet?

Showers, hail or snow on tops

A few showers spreading from the north, with hail, or snow on the Munros, later falling to around 700m. May become frequent for a few hours northern Cairngorms and Monadhliath.

Cloud on the hills?

Most persistent northern tops

Cloud bases changing in and out of showers. Sometimes persistent on northern Cairngorms above 800-1000m, and patches below 600m in showers. Fleeting breaks at least to higher tops, most common around Glen Garry.

Chance of cloud free Munros?

40%

Sunshine and air clarity?

Bursts of sunshine away from showers. The air quite clear, but visibility suddenly very poor during precipitation.

How Cold? (at 900m)

1 or 2C, but may drop below 0C from north toward evening.

Freezing Level

1000 to 1100m, but may drop to 900m northern Cairngorms later in day.

Planning Outlook

Generally chilly into the weekend with higher mountains near or just below freezing point, and overnight frost in many valleys, notable early-season low temperatures Highland glens. A complex low pivots eastwards on Thursday - rain focused across England, Wales & southern Scotland. Strong northerly winds follow on Friday with scattered hail showers, snow on the Munros. Pressure builds by Saturday leading to largely dry conditions and very clear air. Early next week, westerly winds are expected to return, with rain at times, low cloud and varied temperatures.