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Brecon Beacons: latest visual satellite

Saturday, 20 September 2014: dawn to dusk

Printable view Forecast issued: 0410 on Saturday, 20 September 2014

Overview for Saturday

Mostly dry with some low cloud and hill fog. Isolated showers at times, but gradually brightening up through the day.

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 Patchy above 200m, leading to poor visibility and difficult navigation.
Thunderstorms No Risk  
Heavy persistent rain No Risk  
Strong Sunlight Low Low risk of sunburn during sunny spells.

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
Cloudy
Cloudy
Sunny intervals
Sunny intervals
Sunny intervals
Sunny intervals
Sunny intervals
Sunny intervals
10% 10% 20% 20%

Detailed mountain weather forecast: Brecon Beacons

Saturday

Weather

Mostly dry with low cloud and some hill fog. It will gradually brighten up through the day with some warm sunny spells in the afternoon but also a low risk of showers.

Visibility

Moderate or poor, but very poor in hill fog. Becoming good to very good as cloud lifts and breaks.

Hill fog

Extensive above 200 metres in the morning, but soon lifting and breaking through the morning.

Maximum winds above 400m

Northerly 25 mph.

Temperature

Valleys Plus 15 rising to 20 Celsius.
800 m Plus 13 Celsius.
Freezing level Above the summits.

Sunday

Weather

It should stay dry throughout with some patches of cloud during the early hours, clearing by dawn to give a sunny morning. A little cloud may fill in during the afternoon. Winds will be light and visibility will be much improved.

Visibility

Very good or excellent.

Hill fog

Occasional patches above 300 metres during the early hours, but quickly clearing summits.

Maximum winds above 400m

Northeasterly 25 mph.

Temperature

Valleys Plus 12 rising to 19 Celsius.
800 m Plus 8 Celsius.
Freezing level Above the summits.

Outlook

Monday

A chilly start to the day but dry throughout with light winds and occasional patches of hill fog towards the higher peaks. It will feel cooler than of late but visibility should remain very good.

Tuesday

Dry at first but turning cloudier from the northwest with outbreaks of light rain possible in the afternoon. Winds will be light and westerly.

Wednesday

Any rain soon clearing to the southeast leaving a dry day with variable amounts of cloud. Some bright spells are possible but winds will strengthen from the west to northwest.

Neuadd Rain (near Pontsticill)

Altitude 353 metres

Rainfall measured at 03:00 Saturday, 20 September 2014

  • Last 24 hours 0.4 mm
  • Last 48 hours 2.2 mm
  • Last 72 hours 2.4 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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