Mountain weather
Southwest Highlands
Confidence
High for the general story for the next few days with the weather turning more unsettled. Lower confidence for timing of and extent of heavy rain or showers.
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This eveningSunrise:Sunset:
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Mon 3 AugSunrise:Sunset:
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Tue 4 AugSunrise:Sunset:
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Further outlook
This evening forecast
Cloudy and mostly dry with light winds. Some patchy light rain over Arran and Jura by midnight.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Poor Visibility
Strong Sunlight
Mountain weather forecast
Cloudy with outbreaks of rain. Freshening southeast winds on the tops.
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Time
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Time |
00:00
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03:00
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06:00
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09:00
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12:00
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15:00
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18:00
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21:00
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|---|---|---|---|---|---|---|---|---|---|
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Weather
(at 800m)
|
Weather symbols | ||||||||
|
Chance of
precipitation (at 800m)
|
Chance of precipitation |
10%
|
10%
|
60%
|
60%
|
80%
|
40%
|
60%
|
80%
|
Wind direction and speed
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | SE 13mph knots
SE
13mph |
SE 12mph knots
SE
12mph |
SE 12mph knots
SE
12mph |
SE 13mph knots
SE
13mph |
SE 17mph knots
SE
17mph |
SE 22mph knots
SE
22mph |
SE 25mph knots
SE
25mph |
E 27mph knots
E
27mph |
|
900m
|
900m | SE 9mph knots
SE
9mph |
SE 12mph knots
SE
12mph |
SE 12mph knots
SE
12mph |
SE 13mph knots
SE
13mph |
SE 15mph knots
SE
15mph |
SE 16mph knots
SE
16mph |
SE 19mph knots
SE
19mph |
SE 20mph knots
SE
20mph |
|
600m
|
600m | E 5mph knots
E
5mph |
E 6mph knots
E
6mph |
SE 6mph knots
SE
6mph |
SE 8mph knots
SE
8mph |
NE 12mph knots
NE
12mph |
E 15mph knots
E
15mph |
E 16mph knots
E
16mph |
SE 22mph knots
SE
22mph |
|
300m
|
300m | E 3mph knots
E
3mph |
NE 4mph knots
NE
4mph |
NE 3mph knots
NE
3mph |
NE 5mph knots
NE
5mph |
NE 7mph knots
NE
7mph |
E 8mph knots
E
8mph |
NE 7mph knots
NE
7mph |
NE 7mph knots
NE
7mph |
|
Glen
|
Glen | S 1mph knots
S
1mph |
SE 1mph knots
SE
1mph |
SE 3mph knots
SE
3mph |
NE 3mph knots
NE
3mph |
NE 4mph knots
NE
4mph |
NE 5mph knots
NE
5mph |
NE 7mph knots
NE
7mph |
NE 6mph knots
NE
6mph |
Wind gust
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 15mph | 14mph | 15mph | 17mph | 22mph | 28mph | 32mph | 34mph |
|
900m
|
900m | 11mph | 17mph | 16mph | 18mph | 20mph | 21mph | 26mph | 29mph |
|
600m
|
600m | 6mph | 8mph | 8mph | 11mph | 15mph | 19mph | 21mph | 29mph |
|
300m
|
300m | 4mph | 7mph | 7mph | 8mph | 11mph | 13mph | 11mph | 12mph |
|
Glen
|
Glen | 5mph | 8mph | 8mph | 8mph | 10mph | 10mph | 17mph | 15mph |
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 7 degrees Celsius 7°C | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C |
|
900m
|
900m | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C |
|
600m
|
600m | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C |
|
300m
|
300m | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 15 degrees Celsius 15°C | 14 degrees Celsius 14°C |
|
Glen
|
Glen | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 17 degrees Celsius 17°C | 16 degrees Celsius 16°C |
| Freezing Level | Freezing Level |
2200m
|
2200m
|
2300m
|
2400m
|
2500m
|
2500m
|
2600m
|
2900m
|
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 3 degrees Celsius 3°C | 2 degrees Celsius 2°C |
|
900m
|
900m | 6 degrees Celsius 6°C | 5 degrees Celsius 5°C | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C |
|
600m
|
600m | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C |
|
300m
|
300m | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 14 degrees Celsius 14°C | 13 degrees Celsius 13°C |
|
Glen
|
Glen | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 14 degrees Celsius 14°C | 15 degrees Celsius 15°C | 16 degrees Celsius 16°C | 17 degrees Celsius 17°C | 16 degrees Celsius 16°C | 15 degrees Celsius 15°C |
| Freezing Level | Freezing Level |
2200m
|
2200m
|
2300m
|
2400m
|
2500m
|
2500m
|
2600m
|
2900m
|
Additional weather information
Meteorologist's view
Feeling cool on the tops, especially in rain, with a wind chill developing in the afternoon. Waterproofs and some spare warm layers recommended.
Weather
Mainly dry overnight but patchy light rain arriving by morning. Outbreaks of rain through much of the day, these light at first but some heavy bursts developing. Rain dying out for a spell in the afternoon before spreading north again in the evening.
Chance of cloud-free hill tops
60%.
Low cloud and visibility
Visibility mostly good but turning poor at times in rain. Occasional cloud cover will affect the tops with bases mainly 700 to 900m, lowering to 400 to 600m during the evening over the Trossachs.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
A period of heavy and persistent rain overnight and to start the morning. Perhaps drier for a time in the afternoon but some heavy and thundery showers developing.
Chance of cloud-free hill tops
30%.
Maximum wind speed expected
Easterly 15 to 20mph.
Temperature
- At 800m Plus 9C rising to 14C.
- Glen Plus 15C rising to 21C.
- Freezing level Above summits.
Low cloud and visibility
Extensive cloud with bases 500 to 700m but becoming patchier and lifting in the afternoon. Poor visibility in rain, improving for a time in afternoon.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Wed 5 Aug
Showers or longer spells of rain. Feeling cooler with fresh north or northwest winds.
Thu 6 Aug
Bright spell and scattered showers. Light westerly winds.
Fri 7 Aug
Another showery day and feeling cool on the tops.
Summit specific forecast
Including Ben Nevis, Glen Coe and the rest of Lochaber, Argyll including the Isles, Loch Lomond, Trossachs and Arran