Blà Bheinn weather forecast.

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

Seven-day Blà Bheinn 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 Feels-0°C Rain0.0 mm Cloud-free summit50% Cloud base915 m Freezing level2,070 m Daylight05:31–21:28 · 15.9 h

Cloud-free timing: Around 50% early, falling to around 17% later.

A mixed day on Blà Bheinn: summit wind broadly 10-30 mph, with gusts 25-35 mph during the evening (strong winds). The ground is likely to be saturated after recent rain. Expect boggy paths and rapid runoff if more rain arrives. Cloud base around 500-800 m in the morning, 1000-1300 m around midday and 800-1100 m by late afternoon. The top is likely to drift in and out of cloud, with the best chance of a view from midday into the afternoon. Little or no rain expected. Cold on top: air temperature broadly 2 to 6°C, feeling around -2 to 2°C in the wind - wrap up.

High confidence
Wind48 mph SW Gusts67 mph Feels1°C Rain5.9 mm Cloud-free summit0% Cloud base564 m Freezing level2,110 m Daylight05:33–21:25 · 15.9 h
Spate watch

Burns and unbridged crossings may rise quickly. Assess them at the water and turn back if unsure.

A rough, clagged-in day on Blà Bheinn: summit wind broadly 40-55 mph, with gusts 60-70 mph during the afternoon (storm-force winds). The ground is likely to be saturated after recent rain. Expect boggy paths and rapid runoff if more rain arrives. There could be a spate risk based on forecast rainfall. Burns and unbridged crossings may rise quickly. Most likely from around 00:00 until around 21:00. Much calmer lower down - generally 25-35 mph in the valley, rising towards the tops. Cloud base mostly around 500-800 m through daylight. Expect the top to stay in cloud for most or all of daylight, with no dependable break. 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. Cold on top: air temperature broadly 6 to 10°C, feeling around 0 to 4°C in the wind - wrap up.

High confidence
Wind58 mph SW Gusts81 mph Feels3°C Rain20.5 mm Cloud-free summit0% Cloud base512 m Freezing level2,700 m Daylight05:35–21:23 · 15.8 h
Spate watch

Burns and unbridged crossings may rise quickly. Assess them at the water and turn back if unsure.

A rough, clagged-in day on Blà Bheinn: summit wind broadly 40-65 mph, with gusts 75-85 mph during the morning (storm-force winds). The ground is likely to be wet after recent rain. There could be a spate risk based on forecast rainfall. Burns and unbridged crossings may rise quickly. Most likely from around 04:00 until around 03:00 the following day. Much calmer lower down - generally 30-40 mph in the valley, rising towards the tops. Cloud base mostly around 500-800 m through daylight. Expect the top to stay in cloud for most or all of daylight, with no dependable break. Cloud is likely to hang lowest on southwestern slopes; the northeastern side should see somewhat higher bases and better breaks. A persistently wet day is possible, with around 20-40 mm indicated; local totals could vary considerably.

Medium confidence
Wind27 mph W Gusts37 mph Feels1°C Rain1.2 mm Cloud-free summit44% Cloud base718 m Freezing level1,905 m Daylight05:37–21:21 · 15.7 h

Cloud-free timing: Around 25% early, improving to around 100% later.

A mixed day on Blà Bheinn: summit wind broadly 15-30 mph, with gusts 30-40 mph early in the morning (strong winds). The ground is likely to be wet after recent rain. Cloud base mostly around 700-1000 m through daylight. 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. Some rain is likely, with up to around 2 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. Confidence moderate (ensemble members show a moderate spread) - the summit peak could reasonably be 20-33 mph, so treat the headline as mid-range.

Low confidence
Wind10 mph NW Gusts12 mph Feels2°C Rain0.0 mm Cloud-free summit50% Cloud base965 m Freezing level1,898 m Daylight05:39–21:18 · 15.7 h

Cloud-free timing: Around 0% early, improving to around 67% later.

A mixed day on Blà Bheinn: summit wind broadly 0-15 mph, with gusts 5-15 mph early in the morning (a moderate breeze). The ground is likely to be wet after recent rain. 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, with the best chance of a view from around midday into the evening. Little or no rain expected. Low confidence (ensemble members are widely spread) - the summit peak could be anywhere from 6 to 16 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
Wind32 mph S Gusts45 mph Feels5°C Rain0.0 mm Cloud-free summit62% Cloud base1,068 m Freezing level2,957 m Daylight05:41–21:16 · 15.6 h

Cloud-free timing: Around 25% early, improving to around 50% later.

A wild day on Blà Bheinn: summit wind broadly 15-35 mph, with gusts 40-50 mph during the evening (gale-force 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 400-700 m in the morning, lifting to 2000-2300 m around midday and 2000-2300 m by late afternoon. The top is likely to drift in and out of cloud, with the best chance of a view from the morning into the evening. 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 16 to 53 mph; check again nearer the time.

Low confidence
Wind43 mph SW Gusts61 mph Feels9°C Rain8.0 mm Cloud-free summit38% Cloud base557 m Freezing level3,282 m Daylight05:43–21:14 · 15.5 h

Cloud-free timing: Around 75% early, falling to around 50% later.

A rough, clagged-in day on Blà Bheinn: summit wind broadly 35-50 mph, with gusts 55-65 mph during the morning (storm-force winds). Much calmer lower down - generally 20-30 mph in the valley, rising towards the tops. Cloud base around 1400-1700 m in the morning, lowering to 500-800 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. 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 26 to 71 mph; check again nearer the time.

Forecast run: 2026-08-06

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