Northwest Highlands Mountain weather forecast table
Confidence
High confidence for cold start, bright Saturday then milder with rain Saturday night becoming persistent and heavy west Sunday into Tuesday. Further unsettled conditions from Wednesday.
This evening forecast
The evening will begin dry with clear spells. Scattered showers, wintry above 900m, will spread east from late evening. Near gale westerly summit winds.
Mountain weather hazards
Hazards apply at or above 300m, reflecting the more severe conditions which can occur at altitude.
Severe Chill Effect
Mountain weather forecast
Cold and bright morning becoming cloudy with rain later. Summit winds will be near gale, occasionally gale, west to southwest.
00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
---|---|---|---|---|---|---|---|---|
Weather (at 800m) |
||||||||
Chance of precipitation (at 800m) |
30% | 40% | 30% | 10% | 10% | 60% | 70% | 20% |
00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
---|---|---|---|---|---|---|---|---|
1000m |
W
25
|
W
28
|
W
26
|
W
24
|
W
24
|
SW
31
|
SW
34
|
W
28
|
900m |
W
24
|
W
27
|
W
24
|
W
24
|
W
23
|
SW
28
|
SW
32
|
W
27
|
600m |
W
14
|
W
16
|
W
14
|
W
13
|
W
15
|
SW
17
|
SW
21
|
W
20
|
300m |
W
6
|
NW
7
|
W
3
|
W
4
|
W
2
|
SW
2
|
SW
5
|
W
7
|
Glen |
NW
7
|
NW
7
|
W
6
|
W
6
|
W
4
|
SW
5
|
SW
11
|
W
8
|
00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
---|---|---|---|---|---|---|---|---|
1000m | 30 | 34 | 31 | 31 | 30 | 38 | 43 | 37 |
900m | 29 | 33 | 30 | 30 | 29 | 35 | 41 | 36 |
600m | 20 | 23 | 20 | 21 | 21 | 24 | 30 | 29 |
300m | 22 | 26 | 21 | 21 | 19 | 21 | 27 | 27 |
Glen | 17 | 16 | 16 | 14 | 12 | 15 | 25 | 21 |
00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
---|---|---|---|---|---|---|---|---|
1000m |
-2°
|
-3°
|
-3°
|
-3°
|
-2°
|
0°
|
3°
|
3°
|
900m |
-2°
|
-2°
|
-2°
|
-2°
|
-1°
|
1°
|
3°
|
3°
|
600m |
0°
|
0°
|
0°
|
1°
|
1°
|
3°
|
5°
|
5°
|
300m |
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
6°
|
7°
|
Glen |
5°
|
5°
|
4°
|
5°
|
6°
|
6°
|
8°
|
9°
|
Freezing Level |
600m
|
600m
|
600m
|
500m
|
800m
|
1,300m
|
1,900m
|
1,400m
|
00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
---|---|---|---|---|---|---|---|---|
1000m |
-10°
|
-11°
|
-11°
|
-10°
|
-9°
|
-8°
|
-4°
|
-4°
|
900m |
-9°
|
-10°
|
-10°
|
-9°
|
-8°
|
-6°
|
-4°
|
-3°
|
600m |
-5°
|
-5°
|
-5°
|
-4°
|
-4°
|
-3°
|
0°
|
0°
|
300m |
0°
|
-1°
|
0°
|
1°
|
1°
|
2°
|
4°
|
5°
|
Glen |
2°
|
2°
|
2°
|
3°
|
5°
|
4°
|
6°
|
7°
|
Additional weather information
Met Office Aberdeen meteorologist's view
Another cold but bright morning, it will feel bitterly cold in strong winds on exposed ridges and peaks. Cloud and rain in the afternoon can make navigation at height difficult.
Weather
Scattered overnight showers will fall as snow above 600m but will become isolated towards morning. Any early morning showers soon clear, leaving mainly dry conditions and sunny spells for a time. Cloud will increase from the afternoon with rain spreading east from mid-afternoon. This rain will be preceded by a brief spell of snow with mild air soon following.
Chance of cloud-free hill tops
60% becoming 20% from the afternoon.
Low cloud and visibility
The visibility will be good with patchy cloud with base 1000-1200m during the morning. Extensive cloud base 500-700m will spread east after midday with the visibility falling poor in accompanying rain.
Mountain weather information
Weather
Mild but cloudy with persistent rain, heavy at times, throughout the day.
Chance of cloud-free hill tops
Less than 10%.
Maximum wind speed expected
West 65-70mph gust 80mph.
Temperature
- At 800m Plus 6 Celsius
- Glen Plus 4 Celsius rising plus 11 Celsius.
- Freezing level Above the summits.
Low cloud and visibility
The visibility will be poor in rain becoming very poor in heavy falls. Extensive cloud with base 400-600m will persist throughout the day, dropping to low slopes in rain.
Mountain weather information
Mon 16 Dec
Cloudy with persistent and heavy rain. Freezing level 1100m with gale force summit wind.
Tue 17 Dec
Cloudy with rain, persistent and heavy at times. Drier and brighter east. Freezing level above the summits with severe gale force summit wind.
Wed 18 Dec
Cloudy with rain becoming drier and brighter by afternoon. Freezing level above the summits with storm force summit wind.
Summit specific forecast
Mountain summit forecast map
Separated from the Grampians by the Great Glen the weather forecast area includes Wester Ross, Assynt, Sutherland, Knoydart, Torridon, Glen Affric and the Cuillin Hills on the Isle of Skye.
For snow and avalanche hazard forecasts please visit Scottish Avalanche Information Service