Askival weather forecast.

812 m summit forecast for wind, cloud, rain and temperature. Updated 25 August 2026 at 15:32 UTC.

At a glance

Today on Askival.

Askival on Tuesday 25 August 2026: summit wind around 21 mph SE, gusting 27 mph; modelled cloud-free summit for 50% of daylight; feels like 6°C; 0.0 mm rain.

High confidenceHow the forecast works

Seven-day Askival forecast.

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

High confidence
Wind21 mph SE Gusts27 mph Feels6°C Rain0.0 mm Cloud-free summit50% Cloud base713 m Freezing level3,000 m Daylight06:12–20:41 · 14.5 h

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

A mixed day on Askival: summit wind broadly 10-25 mph, with gusts 20-30 mph during the morning (fresh and blowy). Cloud base around 500–800 m in the morning, lifting to 600–900 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. Little or no rain expected.

High confidence
Wind30 mph SE Gusts37 mph Feels6°C Rain0.0 mm Cloud-free summit36% Cloud base488 m Freezing level2,910 m Daylight06:14–20:38 · 14.4 h

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

A grey, cloudy day on Askival: summit wind broadly 20-35 mph, with gusts 30-40 mph during the morning (strong winds). Much calmer lower down - generally 10-20 mph in the valley, rising towards the tops. Cloud base mostly around 500–800 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. Little or no rain expected. Confidence moderate (forecast models agree on the walking impact of the wind) - the summit peak could reasonably be 24-33 mph, so treat the headline as mid-range.

High confidence
Wind24 mph SE Gusts30 mph Feels9°C Rain1.0 mm Cloud-free summit79% Cloud base983 m Freezing level2,880 m Daylight06:16–20:36 · 14.3 h

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

A mixed day on Askival: summit wind broadly 5-30 mph, with gusts 25-35 mph early in the morning (fresh and blowy). Some rain is likely, with up to around 2 mm indicated; timing and local totals remain uncertain. Confidence moderate (forecast models agree on the walking impact of the wind) - the summit peak could reasonably be 19-28 mph, so treat the headline as mid-range. 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.

Medium confidence
Wind20 mph N Gusts26 mph Feels8°C Rain0.0 mm Cloud-free summit36% Cloud base471 m Freezing level3,089 m Daylight06:18–20:33 · 14.2 h

Forecast confidence: Summit wind could be roughly 12-31 mph, which changes how difficult exposed walking may feel.

Cloud-free timing: Around 33% early, improving to around 60% later.

A grey, cloudy day on Askival: summit wind broadly 10-25 mph, with gusts 20-30 mph during the evening (fresh and blowy). Cloud base mostly around 400–700 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. Little or no rain expected. Confidence moderate (Summit wind could be roughly 12-31 mph, which changes how difficult exposed walking may feel) - the summit peak could reasonably be 12-31 mph, so treat the headline as mid-range.

Medium confidence
Wind13 mph N Gusts18 mph Feels7°C Rain0.0 mm Cloud-free summit36% Cloud base672 m Freezing level2,675 m Daylight06:20–20:30 · 14.2 h

Forecast confidence: Rain is possible, but forecast models differ by about 16 hours on when it arrives.

Cloud-free timing: Around 33% early, improving to around 80% later.

A grey, cloudy day on Askival: summit wind broadly 5-20 mph, with gusts 15-25 mph early in the morning (a moderate breeze). Cloud base around 400–700 m through the morning, lifting to 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 late afternoon into the evening. Little or no rain expected.

Medium confidence
Wind11 mph SW Gusts14 mph Feels7°C Rain0.0 mm Cloud-free summit0% Cloud base443 m Freezing level2,445 m Daylight06:22–20:28 · 14.1 h

Forecast confidence: A low thunderstorm risk remains difficult to time precisely.

Thunder risk: low

during the morning. Leave exposed summits and ridges if thunder develops.

A grey, cloudy day on Askival: summit wind broadly 5-15 mph, with gusts 10-20 mph during the afternoon (a moderate breeze). Thunderstorms are possible during the morning. Keep an escape route from exposed ridges and descend if thunder develops. 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. Little or no rain expected.

Medium confidence
Wind31 mph W Gusts40 mph Feels3°C Rain6.5 mm Cloud-free summit21% Cloud base575 m Freezing level2,221 m Daylight06:24–20:25 · 14.0 h

Forecast confidence: Forecast models disagree on whether meaningful rain reaches the hills during 10:00-16:00.

Cloud-free timing: Best around midday at about 75%; around 0% early and 0% later.

A grey, cloudy day on Askival: summit wind broadly 10-35 mph, with gusts 35-45 mph during the evening (strong winds). Cloud base mostly around 400–700 m through daylight. The top is likely to drift in and out of cloud, with the best chance of a view from midday into the afternoon. Some rain is likely, with around 5-10 mm indicated; timing and local totals remain uncertain. Confidence moderate (Summit wind could be roughly 21-42 mph, which changes how difficult exposed walking may feel) - the summit peak could reasonably be 21-42 mph, so treat the headline as mid-range.

Forecast run: 2026-08-25

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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. Read how Mountain Weather forecasts are produced and where their limits lie.