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Brecon Beacons

Weather hazards over 300m on Sun 21 Sep 2014

High risk

No high risks
none

Medium risk

Strong sunlight
Medium risk of sunburn during prolonged sunny spells.

Low risk

No low risks
none

No risk

Blizzards
none
Heavy snow
none
Storm force winds
none
Gales
none
Severe chill effect
none
Persistent extensive hill fog
none
Thunderstorms
none
Heavy persistent rain
none

Sun 21 Sep 2014

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.

Time
0600 to 0900 0900 to 1200 1200 to 1500 1500 to 1800 1800 to 2100 2100 to 2400
Weather
Partly cloudy night Sunny day Sunny day Sunny day Clear night Clear night
Precipitation probability
0% 0% 0% 0% 0% 0%

Visibility

Generally very good or excellent.

Hill Fog

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

Max wind above 400m

Northeasterly 20 mph.

Temperature

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

Recent Rainfall

Location:
Neuadd Rain (near Pontsticill)
Altitude:
353 m
Rainfall measured at:
0300 on Sun 21 Sep 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.

Issued at: 0346 on Sun 21 Sep 2014

Mon 22 Sep 2014

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.

Max wind above 400m

West to northwesterly 15 mph.

Temperature

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

Issued at: 0346 on Sun 21 Sep 2014

Tue 23 Sep 2014

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.

Issued at: 0346 on Sun 21 Sep 2014

Wed 24 Sep 2014

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

Issued at: 0346 on Sun 21 Sep 2014

Thu 25 Sep 2014

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

Issued at: 0346 on Sun 21 Sep 2014