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Brecon Beacons: latest visual satellite

Friday, 22 August 2014: dawn to dusk

Printable view Forecast issued: 0407 on Friday, 22 August 2014

Overview for Friday

Cloud will lift and break in the morning to leave a mainly dry day with sunny spells and isolated showers.

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 Medium Extensive towards the west at first, as low as 500 to 600m. Lifting through the morning.
Thunderstorms No Risk  
Heavy persistent rain No Risk  
Strong Sunlight Medium Moderate to high UV levels in sunny spells.

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 intervals
Sunny intervals
Sunny intervals
Sunny intervals
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Sunny intervals
10% 10% 10% 10%

Detailed mountain weather forecast: Brecon Beacons

Friday

Weather

Cloudy, particularly for western slopes, at first, but the cloud will lift and break through the morning to leave a mainly dry day with sunny spells an isolated shower possible. It will be cool in a northwesterly breeze, but will still be pleasant when walking on sheltered southern slopes in the sun.

Visibility

Generally excellent, moderate in showers, very poor in early hill fog.

Hill fog

Extensive as low as 500m at first, but lifting and breaking above the peaks through the morning.

Maximum winds above 400m

Northwesterly 30mph

Temperature

Valleys Plus 10 Celsius becoming plus 18 Celsius.
800 m Plus 6 Celsius becoming plus 8 Celsius.
Freezing level Above the summits.

Saturday

Weather

A generally dry and bright day with plenty of sunny spells and isolated showers. Showers will mainly affect western slopes and could be heavy at times. Winds will remain north to northwesterly and it will be cool in the breeze.

Visibility

Generally excellent, moderate in showers.

Hill fog

Nil.

Maximum winds above 400m

Northwesterly 25mph.

Temperature

Valleys Plus 8 Celsius becoming plus 17 Celsius.
800 m Plus 5 Celsius becoming plus 9 Celsius.
Freezing level Above the summits.

Outlook

Sunday

A generally dry and bright day, and whilst an isolated shower could not be ruled out, most places will remain dry. It will be cool in a northwesterly breeze, but be pleasant when walking in the sheltered sun, however cloud will build form the west later.

Monday

Rain, heavy at times, and low cloud and hill fog will affect the park for most of the day, with strong winds for a time. It will gradually clear later with scattered showers following.

Tuesday

Mainly dry with some bright spells, but showers at times too. Temperatures retuning to near normal for the time of year as winds become southwesterly.

Neuadd Rain (near Pontsticill)

Altitude 353 metres

Rainfall measured at 03:00 Friday, 22 August 2014

  • Last 24 hours 4.0 mm
  • Last 48 hours 4.4 mm
  • Last 72 hours 4.4 mm

Rainfall data provided by the Environment Agency. The Met Office is not responsible for content provided by third parties and may remove this data without warning.

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Weather warnings for Wales

Weather forecast for Wales

The Enhanced Mountain forecast for Brecon Beacons 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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