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Updated: 0811 on Mon 30 Jun 2014
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Zoom map SW Scotland, Lothian Borders North West England North East England Yorkshire & Humber Wales East Midlands West Midlands East of England London & South East England South West England Northern Ireland Central, Tayside & Fife Grampian Highlands & Eilean Siar Orkney & Shetland Strathclyde

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Snowdonia: forecast pressure

Thursday, 24 July 2014: dawn to dusk

Printable view Forecast issued: 1415 on Thursday, 24 July 2014

Overview for Friday

A dry and warm sunny day over the peaks with light winds.

Hazards Risk Explanation
Blizzards No Risk  
Heavy snow No Risk  
Storm force winds No Risk  
Gales No Risk  
Severe chill effect No Risk  
Persistent and extensive hill fog No Risk  
Thunderstorms No Risk  
Heavy persistent rain No Risk  
Strong Sunlight High Long sunny spells and moderate to high UV levels.

key to hazards and forecast content

Weather summary and probability of precipitation for Friday
Dawn to 0900 0900 to 1200 1200 to 1500 1500 to dusk


Sunny
Sunny
Sunny
Sunny
0% 0% 0% 0%

Detailed mountain weather forecast: Snowdonia

Friday

Weather

Some isolated valley mist is possible through the early hours, but will quickly burn off after dawn. Otherwise it will be a dry and sunny day for the range. Winds will be light easterly and temperatures will again be very warm, particularly when walking. There will also be a high risk of sunburn.

Visibility

Excellent, moderate in any afternoon haze, poor in valley mist at first.

Hill fog

Nil.

Maximum winds above 500m

Easterly 15-20 mph.

Temperature

Valleys Plus 14 Celsius increasing plus 27 Celsius.
900 m Plus 17 Celsius.
Freezing level Above the summits.

Saturday

Weather

A dry, fine and generally sunny start to the day. There will be gradually increasing amounts of cloud throughout the day, with a low risk of some light patchy rain late in the day. Winds remaining generally light.

Visibility

Good or excellent, moderate in any rain.

Hill fog

Nil, cloud bases are expected to remain above summit height.

Maximum winds above 500m

East becoming southwest 10-15 mph.

Temperature

Valleys Plus 13 Celsius increasing plus 23 Celsius.
900 m Plus 15 Celsius.
Freezing level Above the summits.

Outlook

Sunday

Cloudy with some bright or sunny spells at times. There will also be showery rain at times, lowering the cloud base to produce some hill fog. It will be breezier and feel less warm too.

Monday

Variable amounts of cloud and some sunny spells likely. There will also be some showery rain at times throughout the morning, becoming increasingly dry through the afternoon.

Tuesday

Generally dry and bright with some sunny spells likely at times. Winds easing from previous days and still feeling warm when out on the peaks.

Observations

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Weather warnings for Wales

Weather forecast for Wales

The Enhanced Mountain forecast for Snowdonia has been discontinued. All forecast information for these locations can be found in the standard Mountain forecast above.

North East England West Midlands Grampian South West England Central, Tayside & Fife Northern Ireland North West England East of England Highlands & Eilean Siar Strathclyde Wales East Midlands SW Scotland, Lothian Borders London & South East England Yorkshire & Humber

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