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Mountain weather Wales
Tywydd mynyddoedd Cymru
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Brecon Beacons National Park
forecast
Rhagolygon Parc Cenedlaethol Bannau Brycheiniog |
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Forecast issued Saturday, 29 October 2005
Cyhoeddwyd Dydd Sadwrn, 29 Hydref 2005
Hazards / Peryglon
Hill Fog, Heavy Rain and Very Strong Summit Winds.
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MOUNTAIN WEATHER FOR SATURDAY
TYWYDD Y MYNYDDOEDD: DYDD SADWRN |
Weather / Tywydd
Mostly dry to start with some brighter spells but also the
odd shower. Through the afternoon the cloud will thicken and more
persistent and heavy rain will spread to all parts. Some of the rain
is likely to be heavy at times and the cloud will be low enough for
some fairly extensive hill fog.
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Visibility /
Gwelededd
The visibility will generally be pretty good but it will
deteriorate in the rain and hill fog.
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Cloud base / Gwaelod
y cymylau
Most of the cloud will stay of the summits today but
bases will lower to around 300 to 500 metres in the rain giving
widespread hill fog.
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Wind and temperature
800m / Gwynt a thymheredd 800m
At 800 metres temperatures will reach
around plus 12 or 13 degrees in 35 to 50 mph southerly winds. Gusts
around the peaks are likely to touch 60 to 70 mph at times this
afternoon.
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Freezing level /
Lefel rhewi
The freezing level will stay well above the summits
right through the day.
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Outlook for Sunday / Rhagolygon
ar gyfer Dydd Sul
Cloudy and wet to start with extensive hill fog and outbreaks of
rain, heavy at times. It will become drier and brighter into the
afternoon but there will still be the occasional shower.
Outlook for Monday / Rhagolygon
ar gyfer Dydd Llun
Remaining windy and unsettled with more showers or longer spells of
rain expected.
Weather
forecast for Wales / Rhagolygon y tywydd i Gymru
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Produced by the Met Office in association with the Welsh
Assembly Government, Sports Council for Wales and Wales
Tourist Board.
Cynhyrchwyd gan y Swyddfa Dywydd mewn cydweithrediad
â Llywodraeth Cynulliad Cymru, Cyngor Chwaraeon Cymru
a Bwrdd Croeso Cymru.
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