Mullach Coire Mhic Fhearchair weather forecast.

1,018 m summit forecast for wind, cloud, rain and temperature. Updated from the Thursday 6 August 2026 model run.

Seven-day Mullach Coire Mhic Fhearchair forecast.

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

High confidence
Wind26 mph W Gusts37 mph Feels-2°C Rain0.7 mm Cloud-free summit56% Cloud base1,038 m Freezing level1,940 m Daylight05:25–21:27 · 16.0 h
Spate watch

There could be a spate risk based on recent rainfall. Burns and unbridged crossings may rise quickly. Most relevant now and for a few hours after the rain eases. The Fisherfield Round from Shenavall has a rain-sensitive crossing. Turn back if a crossing looks unsafe.

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

A mixed day on Mullach Coire Mhic Fhearchair: summit wind broadly 10-30 mph, with gusts 30-40 mph during the evening (strong winds). The ground is likely to be wet after recent rain. Much calmer lower down - generally 0-10 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 1000-1300 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. Cold on top: air temperature broadly 2 to 6°C, feeling around -4 to 0°C in the wind - wrap up.

High confidence
Wind48 mph SW Gusts67 mph Feels0°C Rain25.5 mm Cloud-free summit0% Cloud base547 m Freezing level2,240 m Daylight05:27–21:24 · 15.9 h
High spate risk

High spate risk based on forecast rainfall. Burns and unbridged crossings may become difficult or impassable. Most likely from around 00:00 until around 04:00. The Fisherfield Round from Shenavall has a rain-sensitive crossing. Turn back if a crossing looks unsafe.

A rough, clagged-in day on Mullach Coire Mhic Fhearchair: summit wind broadly 40-55 mph, with gusts 60-70 mph around midday (storm-force winds). The ground is likely to be wet after recent rain. High spate risk based on forecast rainfall. Burns and unbridged crossings may become difficult or impassable. Most likely from around 00:00 until around 04:00 the following day. Much calmer lower down - generally 10-20 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. Cold on top: air temperature broadly 4 to 8°C, feeling around -2 to 2°C in the wind - wrap up.

High confidence
Wind57 mph SW Gusts80 mph Feels2°C Rain40.9 mm Cloud-free summit0% Cloud base498 m Freezing level2,570 m Daylight05:29–21:22 · 15.9 h
Severe spate risk

High spate risk based on forecast rainfall. Burns and unbridged crossings may become difficult or impassable. Most likely from around 01:00 until around 06:00. The Fisherfield Round from Shenavall has a rain-sensitive crossing. Turn back if a crossing looks unsafe.

A rough, clagged-in day on Mullach Coire Mhic Fhearchair: summit wind broadly 40-60 mph, with gusts 75-85 mph around midday (storm-force winds). The ground is likely to be saturated after recent rain. Expect boggy paths and rapid runoff if more rain arrives. Severe spate risk based on forecast rainfall. Burns and unbridged crossings may become unsafe or impassable. Most likely from around 01:00 until around 06:00 the following day. Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base mostly around 400-700 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 more than 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.

High confidence
Wind33 mph W Gusts46 mph Feels-1°C Rain2.0 mm Cloud-free summit6% Cloud base726 m Freezing level1,804 m Daylight05:31–21:20 · 15.8 h

Cloud-free timing: Around 25% early, falling to around 0% later.

A rough, clagged-in day on Mullach Coire Mhic Fhearchair: summit wind broadly 20-40 mph, with gusts 40-50 mph around midday (gale-force winds). The ground is likely to be saturated after recent rain. Expect boggy paths and rapid runoff if more rain arrives. Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. Cloud base mostly around 700-1000 m through daylight. Expect clag for much of the day, though a brief clearance is possible early in the morning. 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 around 2-5 mm indicated; timing and local totals remain uncertain. Cold on top: air temperature broadly 4 to 8°C, feeling around -4 to 0°C in the wind - wrap up.

High confidence
Wind14 mph NW Gusts20 mph Feels-1°C Rain0.4 mm Cloud-free summit44% Cloud base951 m Freezing level1,688 m Daylight05:33–21:17 · 15.7 h

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

A mixed day on Mullach Coire Mhic Fhearchair: summit wind broadly 5-20 mph, with gusts 15-25 mph early in the morning (a moderate breeze). 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, lifting to 1000-1300 m around midday and 1200-1500 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. Cold on top: air temperature broadly 2 to 6°C, feeling around -2 to 2°C in the wind - wrap up.

Medium confidence
Wind26 mph S Gusts36 mph Feels4°C Rain0.0 mm Cloud-free summit75% Cloud base2,036 m Freezing level2,861 m Daylight05:36–21:15 · 15.7 h

Cloud-free timing: Best around midday at about 100%; around 50% early and 67% later.

A mixed day on Mullach Coire Mhic Fhearchair: summit wind broadly 10-30 mph, with gusts 30-40 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. Much calmer lower down - generally 0-10 mph in the valley, rising towards the tops. Cloud base around 3100-3400 m in the morning, lowering to 3100-3400 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. Confidence moderate - the forecast models differ somewhat (the forecast models show a moderate spread), so treat the numbers as a guide.

Medium confidence
Wind42 mph SW Gusts59 mph Feels8°C Rain2.4 mm Cloud-free summit31% Cloud base783 m Freezing level3,362 m Daylight05:38–21:12 · 15.6 h
Thunder risk: high

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

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

A rough, clagged-in day on Mullach Coire Mhic Fhearchair: summit wind broadly 35-45 mph, with gusts 55-65 mph during the morning (storm-force winds). Thunderstorms are a significant hazard from the morning into the evening. Exposed summits and ridges are a poor choice while storms are nearby. Much calmer lower down - generally 5-15 mph in the valley, rising towards the tops. 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 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. Confidence moderate - the forecast models differ somewhat (the forecast models show a moderate spread), so treat the numbers as a guide.

Forecast run: 2026-08-06

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