Use my current location crosshair

Brecon Beacons

Weather hazards over 300m on Sat 23 May 2015

High risk

Strong sunlight
Strong sunlight during the afternoon.

Medium risk

No medium risks
none

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

Sat 23 May 2015

Early mist and hill fog patches will thin quickly leaving a fine day with long sunny periods and light winds.

Time
0000 to 0300 0300 to 0600 0600 to 0900 0900 to 1200 1200 to 1500 1500 to 1800 1800 to 2100 2100 to 2400
Weather
Cloudy Cloudy Sunny intervals Sunny intervals Sunny day Sunny intervals Sunny intervals Partly cloudy night
Precipitation probability
10% 10% 0% 0% 0% 0% 0% 0%

Visibility

Poor in early mist with short-lived hill fog patches. Otherwise very good.

Hill Fog

Broken above 500 metres during the early hours but quickly improving after sun-rise.

Max wind above 400m

Northerly 15 mph

Temperature

Valleys:
Plus 6 becoming 18 Celsius
800m:
Plus 7 Celsius
Freezing level:
Well above summits.

Recent Rainfall

Location:
Neuadd Rain (near Pontsticill)
Altitude:
353 m
Rainfall measured at:
1500 on Fri 22 May 2015
Last 24 hours:
0.4 mm
Last 48 hours:
0.4 mm
Last 72 hours:
1.0 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: 1619 on Fri 22 May 2015

Sun 24 May 2015

Cloud thickening overnight and by first light a band of rain will have reached the beacons. This will be accompanied by extensive hill fog above 400 metres. By early afternoon most of the rain will have cleared to the southeast with skies slowly clearing some late afternoon sunshine is likely.

Visibility

Poor with extensive hill fog above 400 metres during the morning. Improving to very good during the afternoon.

Hill Fog

Overcast above 400 metres for much of the morning but improving quite quickly during the afternoon.

Max wind above 400m

Westerly 25-30 mph.

Temperature

Valleys:
Plus 7 becoming 14 Celsius
800m:
Plus 9 becoming 5 Celsius
Freezing level:
Above summits.

Issued at: 1619 on Fri 22 May 2015

Mon 25 May 2015

Cloudy with hill fog above 600 metres. Mainly dry during the morning but showers are likely during the afternoon. Feeling chilly.

Issued at: 1619 on Fri 22 May 2015

Tue 26 May 2015

Staying predominantly cloudy with further showers though more isolated than Monday. Still on the cool side.

Issued at: 1619 on Fri 22 May 2015

Wed 27 May 2015

Some cloud breaks likely and largely dry.

Issued at: 1619 on Fri 22 May 2015