Brecon Beacons Forecast

Also includes all higher summits in southern half of Wales.

Viewing Weather Forecast for Friday 17th August 2018
Forecast last updated on Thursday 16th August 2018 at 3:14pm

Tomorrow | Saturday | Sunday

How windy? (On the summits)

Southwesterly 20mph, gradually strengthening to 25mph.

Effect of wind on you?

Fairly small.

How Wet? (Precipitation and its impact)

A little drizzle western hills

Substantially dry, although west of about Brecon and perhaps western Brecon Beacons a little fine drizzle afternoon or evening.

Cloud on the hills?

Extensive fog spreading slowly east

Deteriorating: many summits cloud free, before from middle of day fog forms above about 300 or 400m west Wales, slowly covers the Brecon Beacons, and then reaches mid and east Wales above about 450m toward evening.

Chance of cloud free summits?

80%, dropping in afternoon to 10%, but 50% E Wales.

Air clarity (below cloud)

Weak sunshine now and again, mainly east Wales (generally through high thin cloud). Visibility mostly very good or excellent.

How Cold? (at 750m)


Freezing Level

Above the summits

Planning Outlook

All mountain areas of Britain from Saturday 18th August 2018

Mixed conditions will continue next week. Winds will remain generally westerly. There will be rain from time to time, although away from western mountains in Scotland, total rainfall will be fairly small. Low cloud will remain frequent, concentrated on more western mountains.

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