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Updated: 0633 on Sun 21 Sep 2014
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Brecon Beacons: latest wind

Sunday, 21 September 2014: dawn to dusk

Printable view Forecast issued: 0346 on Sunday, 21 September 2014

Overview for Sunday

Dry and sunny 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 Medium Medium risk of sunburn during prolonged sunny spells.

key to hazards and forecast content

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

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

Detailed mountain weather forecast: Brecon Beacons

Sunday

Weather

A little patchy hill fog possible first thing above 500 metres, but this will soon lift leaving the rest of the day dry and sunny.

Visibility

Generally very good or excellent.

Hill fog

Patchy hill fog above 500 m at first, but this will quickly lift and break.

Maximum winds above 400m

Northeasterly 20 mph.

Temperature

Valleys Plus 06 rising to plus 19 Celsius.
800 m Plus 10 Celsius.
Freezing level Above the summits.

Monday

Weather

A cold start on Monday morning, with a ground frost in places, and perhaps a few isolated mist and fog patches in prone valleys. However, the rest of the day will once again be dry and mostly sunny, with only a few patches of cloud in the afternoon, possibly covering hills for a short time.

Visibility

Very good or excellent, although poor or very poor in any isolated fog or hill fog.

Hill fog

Isolated patches above 600m.

Maximum winds above 400m

West to northwesterly 15 mph.

Temperature

Valleys Plus 3 rising to 18 Celsius.
800 m Plus 9 Celsius.
Freezing level Above the summits.

Outlook

Tuesday

A cold start then a dry and bright day with sunny spells, though it may cloud over later with a few spots of rain overnight. Winds will be mostly light to moderate and westerly.

Wednesday

A brighter day on Wednesday with the odd shower possible. Moderate west to northwesterly winds.

Thursday

Mostly cloudy through Thursday, with some low cloud and outbreaks of rain and drizzle. Rather poor visibility at times. Brisk west to southwesterly winds.

Neuadd Rain (near Pontsticill)

Altitude 353 metres

Rainfall measured at 03:00 Sunday, 21 September 2014

  • Last 24 hours 0.2 mm
  • Last 48 hours 0.6 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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