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Updated: 0132 on Sat 26 Jul 2014
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Snowdonia: latest wind

Friday, 25 July 2014: dawn to dusk

Printable view Forecast issued: 1737 on Friday, 25 July 2014

Overview for Saturday

Largely dry with plenty of sunshine but this turning increasingly hazy. Showery rain possible later.

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 Low Isolated heavy, thundery showers possible later in the day.
Heavy persistent rain No Risk  
Strong Sunlight High Lengthy spells of sunshine combined with high UV levels.

key to hazards and forecast content

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

Sunny intervals
Sunny intervals
0% 0% 0% 0%

Detailed mountain weather forecast: Snowdonia



After a clear, dry night with just a few mist patches around dawn it will be a bright, sunny morning. However, cloud will steadily increase from the west making the sunshine more hazy for the afternoon. There is also the risk of some showery rain, this is most likely towards evening with a risk of some heavier, thundery bursts too.


Generally very good, but moderate or poor in any early mist patches. Showery rain may reduce visibility locally to moderate or poor. Very poor in hill fog.

Hill fog

Generally nil, but cloud may occasionally shroud the highest peaks in any heavy showers. Some patchy hill fog may affect western slopes above around 600m towards midnight.

Maximum winds above 500m

Southwesterly 15-20 mph.


Valleys Plus 14 Celsius rising to plus 22 Celsius.
900 m Plus 15 Celsius.
Freezing level Above the summits.



A cooler day with more cloud than recently, but there will still be some sunny spells, especially through the morning. During the afternoon there will be an increasing chance of showery outbreaks of rain spreading from the northwest, but the ranges may stay mostly dry until evening. Breezy northwesterlies.


Good or very good, becoming moderate in showery rain later. Very poor in hill fog.

Hill fog

Occasional patches around 600m at first, then becoming nil but cloud likely lowering again as rain arrives later.

Maximum winds above 500m

Northwesterly 30-35 mph.


Valleys Plus 12 Celsius rising to plus 20 Celsius.
900 m Plus 10 Celsius.
Freezing level Above the summits.



Rather cloudy with some showery outbreaks of rain initially bringing periods of hill fog, tending to become brighter towards midday but still with some showers, perhaps heavy. Brisk north or northeasterly winds with temperatures around average.


It should be a mostly dry day with more in the way of sunshine compared to Monday. There could be a few showers towards evening. Breezy with winds from the northwest, but feeling a little warmer than Monday.


A largely fine day with variable amounts of cloud and sunny spells. Light northwesterly winds.



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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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