Mountain weather

South Grampian and Southeast Highlands

Yellow warning

Yellow weather warning in force for South Grampian and Southeast Highlands

South Grampian and Southeast Highlands Mountain weather forecast table

Confidence

High for Tuesday then Low for details on Wednesday, Thursday and Friday with uncertainty in the extent and amounts of rain over Scotland.

Sunrise:
Sunset:
Mountain hazards

Mountain weather hazards

Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.

hazard Strong Sunlight
Harmful UV levels from sunlight increase with altitude giving a greater risk of sunburn and eye damage, even on some overcast days. On breezy days, the cooling effect of wind on exposed skin may disguise any feeling of sunburn until it is too late. If there is snow cover, glare increases the effect of UV rays especially on the eyes. It is advisable to wear sun block, protective clothing such as a long-sleeved top and hat and have good quality eye protection.

hazard Poor Visibility
Poor visibility presents challenging route finding conditions. Visibility could be significantly less than 50 metres in all directions with few or no visual references, especially on featureless moors or plateaux. Distances become hard to judge and cliff or cornice edges can be difficult to recognise. These conditions require good navigational skills. There is a risk of white-out conditions when mist or fog is combined with extensive snow cover.
hazard Thunderstorms
Lightning is a significant mountain hazard which can result in serious injury or death. Mountain terrain often leaves one highly exposed to lightning strikes. Hail may give unpleasant conditions with torrential rain and localised flash flooding also possible, mainly in Summer months.

Mountain weather forecast

Mainly dry, isolated showers developing. Low cloud in evening. Light winds.

06:00 09:00 12:00 15:00 18:00 21:00
Weather
(at 800m)
Sunny day Sunny intervals Light shower (day) Cloudy Cloudy Cloudy
Chance of precipitation
(at 800m)
00% 00% 30% 20% 20% 20%

Wind direction and speed (mph)
Altitude above mean sea level
06:00 09:00 12:00 15:00 18:00 21:00
1100m SE
13
SE
15
E
16
SE
15
SE
13
SE
14
900m SE
7
SE
10
E
13
SE
14
SE
10
SE
7
600m E
2
E
7
E
10
SE
9
E
7
E
6
300m W
0
E
6
E
8
E
7
E
6
E
6
Glen SW
2
E
6
E
8
E
8
E
7
E
5
Wind gust (mph)
Altitude above mean sea level
06:00 09:00 12:00 15:00 18:00 21:00
1100m 15 18 21 20 17 17
900m 10 14 18 19 14 11
600m 4 10 15 15 11 10
300m 4 10 13 13 12 11
Glen 4 10 13 15 12 10

Altitude above mean sea level
06:00 09:00 12:00 15:00 18:00 21:00
1100m
11°
10°
10°
10°
900m
11°
12°
12°
11°
10°
600m
13°
15°
13°
12°
10°
300m
15°
17°
14°
13°
12°
Glen
10°
15°
18°
14°
13°
12°
Freezing Level
1,900m
2,300m
2,300m
2,400m
2,400m
2,300m

Altitude above mean sea level
06:00 09:00 12:00 15:00 18:00 21:00
1100m
900m
600m
12°
13°
11°
11°
300m
13°
16°
13°
12°
11°
Glen
10°
13°
16°
13°
12°
11°

Additional weather information

Met Office Aberdeen meteorologist's view

Note the deteriorating visibility during the evening, especially in the east.

Weather

A sunny start but cloud increasing from late morning with a few isolated showers developing bringing a very small chance of thunder. These dying out in the evening but some low cloud and patchy drizzle arriving from the east.

Chance of cloud-free hill tops

80%, becoming 20% in the evening.

Low cloud and visibility

Generally good visibility. Temporarily poor in any showers with patchy cloud down to 600m. Cloud and fog becoming extensive down to 300 or 400m during the evening, but down to glen level in the east

Sunrise:
Sunset:

Mountain weather information

Weather

Cloudy with showers, some heavy and perhaps thundery. Showers merging to longer spells of heavy rain in the afternoon and evening but some uncertainty in details at this stage.

Chance of cloud-free hill tops

70% becoming 30%.

Maximum wind speed expected

Northerly 10mph, increasing 20 to 25mph gusts 35mph during afternoon.

Temperature

  • At 800m 9 or 10C.
  • Glen Plus 11C rising to 16C.
  • Freezing level Above summits.

Low cloud and visibility

Extensive low cloud to low slopes at first but lifting as visibility improves for a time, then becoming mainly poor in rain or showers with areas of cloud developing, bases 600 to 800m.

Mountain weather information

Thu 23 May

Sunrise:
Sunset:

Cloudy with outbreaks of rain. Cold and windy with northerly gales on the tops.

Fri 24 May

Sunrise:
Sunset:

Cloudy with outbreaks of rain at first but becoming drier and brighter later with winds easing.

Sat 25 May

Sunrise:
Sunset:

Dry with sunny spells expected but perhaps becoming cloudy late in the day with strengthening southerly winds.

Updated at:

Summit specific forecast

Mountain summit forecast map

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For snow and avalanche hazard forecasts please visit Scottish Avalanche Information Service