Beinn Liath Mhòr a' Ghiubhais Li weather forecast.

766 m summit forecast for wind, cloud, rain and temperature. Updated from the Thursday 6 August 2026 model run.

Seven-day Beinn Liath Mhòr a' Ghiubhais Li forecast.

Conditions can change quickly with height. Use the day-by-day summit detail below, then check again close to departure.

High confidence
Wind23 mph W Gusts32 mph Feels0°C Rain0.2 mm Cloud-free summit69% Cloud base1,507 m Freezing level2,330 m Daylight05:24–21:25 · 16.0 h

Cloud-free timing: Around 0% early, improving to around 83% later.

A mixed day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 10-30 mph, with gusts 25-35 mph early in the morning (strong winds). The ground is likely to be wet after recent rain. Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base around 500-800 m in the morning, lifting to 1000-1300 m around midday and 1500-1800 m by late afternoon. The top is likely to drift in and out of cloud; views may come and go. Cloud is likely to hang lowest on western slopes; the eastern side should see somewhat higher bases and better breaks. Little or no rain expected. Cold on top: air temperature broadly 4 to 8°C, feeling around -2 to 2°C in the wind - wrap up.

Low confidence
Wind50 mph SW Gusts71 mph Feels3°C Rain5.2 mm Cloud-free summit31% Cloud base553 m Freezing level2,180 m Daylight05:26–21:23 · 15.9 h

Cloud-free timing: Around 50% early, falling to around 0% later.

A rough, clagged-in day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 40-55 mph, with gusts 65-75 mph during the afternoon (storm-force winds). The ground is likely to be wet after recent rain. Much calmer lower down - generally 10-20 mph in the valley, rising towards the tops. Cloud base around 700-1000 m in the morning, lowering to 700-1000 m around midday and 500-800 m by late afternoon. The top is likely to drift in and out of cloud, with the best chance of a view early in the morning. Cloud is likely to hang lowest on southwestern slopes; the northeastern side should see somewhat higher bases and better breaks. Some rain is likely, with around 5-10 mm indicated; timing and local totals remain uncertain. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 28 to 63 mph; check again nearer the time.

Low confidence
Wind55 mph SW Gusts77 mph Feels4°C Rain4.2 mm Cloud-free summit81% Cloud base1,423 m Freezing level2,780 m Daylight05:28–21:21 · 15.9 h

Cloud-free timing: Around 75% early, improving to around 100% later.

A wild day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 45-60 mph, with gusts 70-80 mph during the evening (storm-force winds). Much calmer lower down - generally 10-20 mph in the valley, rising towards the tops. Cloud is likely to hang lowest on southwestern slopes; the northeastern side should see somewhat higher bases and better breaks. Some rain is likely, with around 2-5 mm indicated; timing and local totals remain uncertain. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 30 to 70 mph; check again nearer the time.

Low confidence
Wind30 mph W Gusts41 mph Feels2°C Rain0.9 mm Cloud-free summit50% Cloud base720 m Freezing level1,832 m Daylight05:30–21:18 · 15.8 h

Cloud-free timing: Around 0% early, improving to around 100% later.

A mixed day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 20-35 mph, with gusts 35-45 mph early in the morning (gale-force winds). Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base around 700-1000 m in the morning, lifting to 700-1000 m around midday and 1400-1700 m by late afternoon. The top is likely to drift in and out of cloud, with the best chance of a view from late afternoon into the evening. Cloud is likely to hang lowest on western slopes; the eastern side should see somewhat higher bases and better breaks. Little or no rain expected. Cold on top: air temperature broadly 6 to 10°C, feeling around 0 to 4°C in the wind - wrap up. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 20 to 38 mph; check again nearer the time.

Low confidence
Wind14 mph NW Gusts19 mph Feels2°C Rain0.0 mm Cloud-free summit88% Cloud base1,509 m Freezing level1,802 m Daylight05:32–21:16 · 15.7 h

Cloud-free timing: Best around midday at about 100%; lowest early at about 75%.

A fine day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 5-20 mph, with gusts 15-25 mph early in the morning (a moderate breeze). Any cloud sits well above the tops (base 700-1600 m) - clear summits. Little or no rain expected. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 7 to 18 mph; check again nearer the time. Cloud base is the least certain part of this - the models are only moderately agreed, so it could sit a couple of hundred metres either way.

Low confidence
Wind18 mph S Gusts24 mph Feels5°C Rain0.0 mm Cloud-free summit81% Cloud base2,043 m Freezing level2,909 m Daylight05:34–21:13 · 15.7 h

Cloud-free timing: Best around midday at about 100%; around 75% early and 67% later.

A fine day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 5-25 mph, with gusts 20-30 mph during the evening (fresh and blowy). Much calmer lower down - generally 0-10 mph in the valley, rising towards the tops. Little or no rain expected. Bright spells with UV up to 5 - sunscreen on exposed skin. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 12 to 27 mph; check again nearer the time.

Low confidence
Wind28 mph SW Gusts40 mph Feels12°C Rain2.1 mm Cloud-free summit69% Cloud base722 m Freezing level3,398 m Daylight05:36–21:11 · 15.6 h
Thunder risk: moderate

from late afternoon into the evening. Leave exposed summits and ridges if thunder develops.

Cloud-free timing: Around 0% early, improving to around 100% later.

A mixed day on Beinn Liath Mhòr a' Ghiubhais Li: summit wind broadly 20-35 mph, with gusts 35-45 mph during the morning (strong winds). A meaningful thunderstorm risk is indicated from late afternoon into the evening. Avoid committing to exposed ridges if storms begin to build. Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base around 500-800 m in the morning, lifting to 1000-1300 m around midday. The top is likely to drift in and out of cloud; views may come and go. Cloud is likely to hang lowest on southwestern slopes; the northeastern side should see somewhat higher bases and better breaks. Some rain is likely, with around 2-5 mm indicated; timing and local totals remain uncertain. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 13 to 48 mph; check again nearer the time.

Forecast run: 2026-08-06

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