Mountain weather
Southwest Highlands
Confidence
High confidence on the main themes for the next 5 days. Some uncertainty on the timing of rain arriving later Thursday.
-
This eveningSunrise:Sunset:
-
Wed 23 SepSunrise:Sunset:
-
Thu 24 SepSunrise:Sunset:
-
Further outlook
This evening forecast
Cloudy with heavy rain setting in and hill fog becoming widespread.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Heavy Persistent Rain
Severe Chill Effect
Poor Visibility
Thunderstorms
Mountain weather forecast
Heavy rain clears east, drier and brighter afternoon. A few light showers.
|
Time
|
Time |
00:00
|
03:00
|
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 |
90%
|
90%
|
40%
|
30%
|
20%
|
20%
|
10%
|
10%
|
Wind direction and speed
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | N 14mph knots
N
14mph |
NW 14mph knots
NW
14mph |
NW 19mph knots
NW
19mph |
NW 20mph knots
NW
20mph |
W 19mph knots
W
19mph |
W 19mph knots
W
19mph |
W 14mph knots
W
14mph |
S 8mph knots
S
8mph |
|
900m
|
900m | NW 9mph knots
NW
9mph |
NW 11mph knots
NW
11mph |
NW 11mph knots
NW
11mph |
NW 14mph knots
NW
14mph |
W 16mph knots
W
16mph |
W 16mph knots
W
16mph |
W 9mph knots
W
9mph |
SW 6mph knots
SW
6mph |
|
600m
|
600m | S 9mph knots
S
9mph |
W 9mph knots
W
9mph |
SW 10mph knots
SW
10mph |
W 11mph knots
W
11mph |
W 14mph knots
W
14mph |
W 15mph knots
W
15mph |
SW 10mph knots
SW
10mph |
S 7mph knots
S
7mph |
|
300m
|
300m | NE 5mph knots
NE
5mph |
NW 4mph knots
NW
4mph |
NE 4mph knots
NE
4mph |
W 8mph knots
W
8mph |
W 10mph knots
W
10mph |
W 11mph knots
W
11mph |
SW 5mph knots
SW
5mph |
S 4mph knots
S
4mph |
|
Glen
|
Glen | W 2mph knots
W
2mph |
W 6mph knots
W
6mph |
W 4mph knots
W
4mph |
W 6mph knots
W
6mph |
W 8mph knots
W
8mph |
W 10mph knots
W
10mph |
SW 4mph knots
SW
4mph |
SW 3mph knots
SW
3mph |
Wind gust
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 17mph | 17mph | 22mph | 24mph | 24mph | 25mph | 17mph | 10mph |
|
900m
|
900m | 12mph | 13mph | 15mph | 18mph | 21mph | 22mph | 12mph | 7mph |
|
600m
|
600m | 11mph | 11mph | 13mph | 14mph | 19mph | 20mph | 13mph | 9mph |
|
300m
|
300m | 6mph | 8mph | 6mph | 11mph | 15mph | 16mph | 8mph | 6mph |
|
Glen
|
Glen | 5mph | 10mph | 10mph | 11mph | 15mph | 17mph | 8mph | 5mph |
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 5 degrees Celsius 5°C | 4 degrees Celsius 4°C | 2 degrees Celsius 2°C | 2 degrees Celsius 2°C | 2 degrees Celsius 2°C | 2 degrees Celsius 2°C | 1 degrees Celsius 1°C | 1 degrees Celsius 1°C |
|
900m
|
900m | 7 degrees Celsius 7°C | 6 degrees Celsius 6°C | 5 degrees Celsius 5°C | 5 degrees Celsius 5°C | 6 degrees Celsius 6°C | 6 degrees Celsius 6°C | 5 degrees Celsius 5°C | 4 degrees Celsius 4°C |
|
600m
|
600m | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 7 degrees Celsius 7°C | 7 degrees Celsius 7°C | 8 degrees Celsius 8°C | 8 degrees Celsius 8°C | 7 degrees Celsius 7°C | 6 degrees Celsius 6°C |
|
300m
|
300m | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C | 10 degrees Celsius 10°C | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C |
|
Glen
|
Glen | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 13 degrees Celsius 13°C | 14 degrees Celsius 14°C | 12 degrees Celsius 12°C | 10 degrees Celsius 10°C |
| Freezing Level | Freezing Level |
2400m
|
1800m
|
1500m
|
1400m
|
1500m
|
1400m
|
1400m
|
1400m
|
|
Time
|
Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|
|
1300m
|
1300m | 1 degrees Celsius 1°C | -1 degrees Celsius -1°C | -3 degrees Celsius -3°C | -4 degrees Celsius -4°C | -4 degrees Celsius -4°C | -4 degrees Celsius -4°C | -4 degrees Celsius -4°C | -3 degrees Celsius -3°C |
|
900m
|
900m | 5 degrees Celsius 5°C | 3 degrees Celsius 3°C | 1 degrees Celsius 1°C | 1 degrees Celsius 1°C | 2 degrees Celsius 2°C | 2 degrees Celsius 2°C | 1 degrees Celsius 1°C | 1 degrees Celsius 1°C |
|
600m
|
600m | 7 degrees Celsius 7°C | 6 degrees Celsius 6°C | 4 degrees Celsius 4°C | 4 degrees Celsius 4°C | 5 degrees Celsius 5°C | 5 degrees Celsius 5°C | 5 degrees Celsius 5°C | 4 degrees Celsius 4°C |
|
300m
|
300m | 10 degrees Celsius 10°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 9 degrees Celsius 9°C | 8 degrees Celsius 8°C |
|
Glen
|
Glen | 12 degrees Celsius 12°C | 10 degrees Celsius 10°C | 10 degrees Celsius 10°C | 11 degrees Celsius 11°C | 12 degrees Celsius 12°C | 12 degrees Celsius 12°C | 11 degrees Celsius 11°C | 10 degrees Celsius 10°C |
| Freezing Level | Freezing Level |
2400m
|
1800m
|
1500m
|
1400m
|
1500m
|
1400m
|
1400m
|
1400m
|
Additional weather information
Meteorologist's view
Conditions quickly improving after early heavy rain clears but expect swollen watercourses and flooding of some paths. Feeling chilly, note the sub-zero wind chill on tops.
Weather
Heavy and potentially thundery rain clears east during the morning leaving the rest of the day mainly dry with sunny spells and just the odd light shower. Fresh to strong winds on summits.
Chance of cloud-free hill tops
20% rising to 80% by afternoon.
Low cloud and visibility
Patches of cloud with bases 500-700m during early heavy rain will lift to 1200m or above in the afternoon. Visibility will be generally very good, but deteriorating to a few kilometres or less in early rain.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Weather
A bright but fairly cloudy morning. Becoming very windy with summit gales by late morning. Patchy rain arrives during the afternoon.
Chance of cloud-free hill tops
90% decreasing to 20% in the afternoon.
Maximum wind speed expected
Increasing to gusting 50-60mph by late morning.
Temperature
- At 800m Plus 5 rising 9 Celsius.
- Glen Plus 6 rising 14 Celsius.
- Freezing level Above summits.
Low cloud and visibility
Little low cloud expected for the morning. Risk of some patchy bases around 600-700m from the afternoon, thickening further later.
Ground conditions
No recent ground conditions report available.
Mountain weather information
Fri 25 Sep
Sunny spells and scattered showers, some occasionally heavy. Fresh to strong summit winds.
Sat 26 Sep
Unsettled with showers or longer spells of rain. Windy with summit gales.
Sun 27 Sep
Another windy day with summit gales. Showery outbreaks of rain, occasionally heavy.
Summit specific forecast
Including Ben Nevis, Glen Coe and the rest of Lochaber, Argyll including the Isles, Loch Lomond, Trossachs and Arran