Sgùrr an Lochain weather forecast.

1,004 m summit forecast for wind, cloud, rain and temperature. Updated from the Thursday 6 August 2026 model run.

Seven-day Sgùrr an Lochain forecast.

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

Medium confidence
Wind26 mph W Gusts37 mph Feels-3°C Rain0.4 mm Cloud-free summit38% Cloud base805 m Freezing level1,880 m Daylight05:28–21:24 · 15.9 h

A grey, cloudy day on Sgùrr an Lochain: summit wind broadly 15-30 mph, with gusts 30-40 mph during the evening (strong winds). Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base 500-1100 m - the top is likely to drift in and out of cloud, with the best chance of a view from the morning into the afternoon. Cloud will be lowest on the W slopes, down to about 700-1000 m; the E side should be clearer, lifting to around 900-1200 m. Little or no rain expected. Cold on top: air temperature broadly 2 to 6°C, feeling around -4 to 0°C in the wind - wrap up. Confidence moderate (ensemble members show a moderate spread) - the summit peak could reasonably be 21-33 mph, so treat the headline as mid-range.

Low confidence
Wind48 mph SW Gusts68 mph Feels-1°C Rain34.6 mm Cloud-free summit0% Cloud base566 m Freezing level2,030 m Daylight05:30–21:22 · 15.9 h

A rough, clagged-in day on Sgùrr an Lochain: summit wind broadly 40-55 mph, with gusts 65-75 mph during the afternoon (storm-force winds). Much calmer lower down - generally 10-20 mph in the valley, rising towards the tops. Cloud base 500-800 m - expect the top to stay in cloud for most or all of the day, with no dependable break. Cloud will be lowest on the SW slopes, down to about 400-700 m; the NE side should be clearer, lifting to around 800-1100 m. A persistently wet day is possible, with around 20-40 mm indicated; local totals could vary considerably. Cold on top: air temperature broadly 4 to 8°C, feeling around -2 to 2°C in the wind - wrap up. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 28 to 69 mph; check again nearer the time.

Low confidence
Wind52 mph SW Gusts72 mph Feels1°C Rain28.9 mm Cloud-free summit0% Cloud base523 m Freezing level2,640 m Daylight05:32–21:20 · 15.8 h

A rough, clagged-in day on Sgùrr an Lochain: summit wind broadly 45-55 mph, with gusts 65-75 mph early in the morning (storm-force winds). Much calmer lower down - generally 15-25 mph in the valley, rising towards the tops. Cloud base 500-800 m - expect the top to stay in cloud for most or all of the day, with no dependable break. Cloud will be lowest on the SW slopes, down to about 300-600 m; the NE side should be clearer, lifting to around 800-1100 m. A persistently wet day is possible, with around 20-40 mm indicated; local totals could vary considerably. 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 24 to 74 mph; check again nearer the time.

Low confidence
Wind38 mph W Gusts54 mph Feels-0°C Rain6.2 mm Cloud-free summit0% Cloud base734 m Freezing level1,900 m Daylight05:34–21:17 · 15.7 h

A rough, clagged-in day on Sgùrr an Lochain: summit wind broadly 25-45 mph, with gusts 50-60 mph early in the morning (gale-force winds). Much calmer lower down - generally 10-20 mph in the valley, rising towards the tops. Cloud base 400-1000 m - expect the top to stay in cloud for most or all of the day, with no dependable break. Cloud will be lowest on the W slopes, down to about 600-900 m; the E side should be clearer, lifting to around 900-1200 m. Some rain is likely, with around 5-10 mm indicated; timing and local totals remain uncertain. Cold on top: air temperature broadly 4 to 8°C, feeling around -2 to 2°C in the wind - wrap up. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 25 to 53 mph; check again nearer the time.

Low confidence
Wind14 mph NW Gusts17 mph Feels1°C Rain0.3 mm Cloud-free summit56% Cloud base1,359 m Freezing level1,800 m Daylight05:36–21:15 · 15.7 h

A mixed day on Sgùrr an Lochain: summit wind broadly 5-20 mph, with gusts 10-20 mph early in the morning (a moderate breeze). Cloud base 500-1600 m - the top is likely to drift in and out of cloud, with the best chance of a view from around midday into the evening. The cloud base is very changeable today - it could sit much higher or lower than that at times, so read the sky. Little or no rain expected. Cold on top: air temperature broadly 4 to 8°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 8 to 22 mph; check again nearer the time.

Low confidence
Wind25 mph S Gusts34 mph Feels5°C Rain0.0 mm Cloud-free summit94% Cloud base3,102 m Freezing level2,300 m Daylight05:38–21:12 · 15.6 h

A mixed day on Sgùrr an Lochain: summit wind broadly 10-30 mph, with gusts 30-40 mph during the evening (strong winds). Much calmer lower down - generally 0-10 mph in the valley, rising towards the tops. Any cloud sits well above the tops (base 1500-3200 m) - clear summits. Little or no rain expected. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 15 to 39 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
Wind46 mph S Gusts65 mph Feels8°C Rain8.0 mm Cloud-free summit0% Cloud base759 m Freezing level2,650 m Daylight05:40–21:10 · 15.5 h

A rough, clagged-in day on Sgùrr an Lochain: summit wind broadly 25-50 mph, with gusts 60-70 mph around midday (storm-force winds). Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base 500-800 m - expect the top to stay in cloud for most or all of the day, with no dependable break. Cloud will be lowest on the S slopes, down to about 600-900 m; the N side should be clearer, lifting to around 1000-1300 m. A persistently wet day is possible, with around 5-10 mm indicated; local totals could vary considerably. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 24 to 71 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.

Forecast run: 2026-08-06

Stay close to Sgùrr an Lochain.

Choose your dates to see whole-home stays ranked by driving time to useful route starts.

Accommodation links are affiliate links. Availability and prices are supplied by Snaptrip for the dates you choose.

A forecast is part of the decision.

Mountain weather can differ sharply from conditions in the valley. Check official warnings, carry appropriate navigation and clothing, and be ready to change the plan.