Mountain weather
Southwest Highlands
Confidence
High for a lot of dry and very warm weather on Wednesday and Thursday. Lower confidence for the extent of any showers, and for the timing of the transition to cooler weather on Friday.
-
Wed 12 AugSunrise:Sunset:
-
Thu 13 AugSunrise:Sunset:
-
Further outlook
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Strong Sunlight
Poor Visibility
Mountain weather forecast
Early light showers clearing then mainly dry and very warm. Windy on the tops.
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
Weather
(at 800m)
|
Weather symbols | ||||||
|
Chance of
precipitation (at 800m)
|
Chance of precipitation |
60%
|
40%
|
20%
|
20%
|
30%
|
40%
|
Wind direction and speed
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | SE 32mph knots
SE
32mph |
S 30mph knots
S
30mph |
S 29mph knots
S
29mph |
S 26mph knots
S
26mph |
S 25mph knots
S
25mph |
SE 22mph knots
SE
22mph |
|
900m
|
900m | S 20mph knots
S
20mph |
S 19mph knots
S
19mph |
S 19mph knots
S
19mph |
S 19mph knots
S
19mph |
S 16mph knots
S
16mph |
S 14mph knots
S
14mph |
|
600m
|
600m | S 18mph knots
S
18mph |
S 17mph knots
S
17mph |
S 22mph knots
S
22mph |
SW 20mph knots
SW
20mph |
S 19mph knots
S
19mph |
S 11mph knots
S
11mph |
|
300m
|
300m | SE 7mph knots
SE
7mph |
SW 8mph knots
SW
8mph |
S 14mph knots
S
14mph |
SW 12mph knots
SW
12mph |
S 7mph knots
S
7mph |
S 5mph knots
S
5mph |
|
Glen
|
Glen | SW 2mph knots
SW
2mph |
SW 8mph knots
SW
8mph |
SW 10mph knots
SW
10mph |
SW 11mph knots
SW
11mph |
SW 7mph knots
SW
7mph |
SW 4mph knots
SW
4mph |
Wind gust
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 38mph | 37mph | 36mph | 33mph | 31mph | 27mph |
|
900m
|
900m | 25mph | 24mph | 26mph | 25mph | 21mph | 18mph |
|
600m
|
600m | 21mph | 21mph | 29mph | 27mph | 24mph | 14mph |
|
300m
|
300m | 12mph | 11mph | 21mph | 18mph | 12mph | 9mph |
|
Glen
|
Glen | 6mph | 13mph | 18mph | 18mph | 14mph | 7mph |
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C |
|
900m
|
900m | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C |
|
600m
|
600m | 16 degrees Celsius 16°C | 16 degrees Celsius 16°C | 18 degrees Celsius 18°C | 18 degrees Celsius 18°C | 18 degrees Celsius 18°C | 17 degrees Celsius 17°C |
|
300m
|
300m | 17 degrees Celsius 17°C | 18 degrees Celsius 18°C | 20 degrees Celsius 20°C | 21 degrees Celsius 21°C | 20 degrees Celsius 20°C | 19 degrees Celsius 19°C |
|
Glen
|
Glen | 18 degrees Celsius 18°C | 20 degrees Celsius 20°C | 22 degrees Celsius 22°C | 22 degrees Celsius 22°C | 21 degrees Celsius 21°C | 20 degrees Celsius 20°C |
| Freezing Level | Freezing Level |
3600m
|
3500m
|
3200m
|
3200m
|
3300m
|
3500m
|
|
Time
|
Time |
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C | 7 degrees Celsius 7°C | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C |
|
900m
|
900m | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C |
|
600m
|
600m | 13 degrees Celsius 13°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C |
|
300m
|
300m | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 18 degrees Celsius 18°C | 19 degrees Celsius 19°C | 19 degrees Celsius 19°C | 19 degrees Celsius 19°C |
|
Glen
|
Glen | 18 degrees Celsius 18°C | 19 degrees Celsius 19°C | 21 degrees Celsius 21°C | 21 degrees Celsius 21°C | 20 degrees Celsius 20°C | 20 degrees Celsius 20°C |
| Freezing Level | Freezing Level |
3600m
|
3500m
|
3200m
|
3200m
|
3300m
|
3500m
|
Additional weather information
Meteorologist's view
Strong southerly winds may affect progress on the tops in the morning with gusts of 40mph on the high summits and plateau. Feeling warm and humid in the glens.
Weather
Some outbreaks of rain for a time in the morning, these mostly light. Largely dry by the afternoon with sunny spells developing but a few showers may continue to affect Mull and Jura. A few showers again in the evening, perhaps heavy. Very warm in the glens. Strong and gusty winds on the tops.
Chance of cloud-free hill tops
40% in morning becoming 90% in afternoon, falling to 75% in evening.
Low cloud and visibility
Patchy cloud with bases 600 to 900m in the morning but this lifting and clearing by afternoon. Otherwise, visibility mainly good with just brief reductions in morning showers.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
Mostly dry but cloudy weather. A chance of some brief heavy and thundery showers, particularly in the morning and again in the evening, but a lot of dry weather in-between. Feeling very warm and humid in the glens. Breezy on the tops.
Chance of cloud-free hill tops
90%, falling to 40% in evening.
Maximum wind speed expected
South or Southwest 20 to 30mph gusts 45mph.
Temperature
- At 800m Plus 16C.
- Glen Plus 18C rising to 24 to 26C.
- Freezing level Above summits.
Low cloud and visibility
Good visibility, though slightly hazy, with just brief reductions in morning showers. Cloud mainly staying above summits but some patches above 700m over Lochaber, spreading east and becoming more widespread and dropping to 400m or so through the evening.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Fri 14 Aug
Rain clearing east in the morning followed by bright spells and showers. Feeling cooler with a fresh westerly breeze on the tops.
Sat 15 Aug
Bright spells and a few showers. Cool and breezy on the tops.
Sun 16 Aug
It is likely to be unsettled with showers or perhaps longer spells of rain spreading in from the west at times.
Mountain weather information
Fri 14 Aug
Rain clearing east in the morning followed by bright spells and showers. Feeling cooler with a fresh westerly breeze on the tops.
Sat 15 Aug
Bright spells and a few showers. Cool and breezy on the tops.
Sun 16 Aug
It is likely to be unsettled with showers or perhaps longer spells of rain spreading in from the west at times.
Summit specific forecast
Including Ben Nevis, Glen Coe and the rest of Lochaber, Argyll including the Isles, Loch Lomond, Trossachs and Arran