Brecon Beacons Forecast

Viewing Weather Forecast for Friday 15th December 2017

Also includes all higher summits in southern half of Wales.

Today | Saturday | Sunday

Forecast last updated on Friday 15th December 2017 at 7:12am

Summary for all mountain areas

Mountain terrain frozen. The remnants of a front will bring a little snow and low cloud southwards across England and Wales. Elsewhere, substantially fine with cloud lifting off most summits, although in N & NE Scotland snow and low cloud widespread.

Headline for Brecon Beacons

Higher terrain frozen. Windy. Isolated snow flurries.

How windy? (On the summits)

Northerly, 30 to frequently 35mph.

Effect of wind on you?

Walking arduous on higher areas. Significant wind chill.

How Wet?

Isolated snow flurries

Isolated if any snow flurries (rain lowest slopes).

Cloud on the hills?

Mostly or all clearing

Most summits will be or become cloud free, particularly afternoon. However, in morning, patches above 700m, or west of Brecon to Llandrindod intermittently 450m.

Chance of cloud free summits?

30% rising to 80%

Sunshine and air clarity?

Occasional sunshine morning; more sunny afternoon. The air will become very clear.

How Cold? (at 750m)


Freezing Level

500 to 700m; highest west Wales.

Planning Outlook

All mountain areas of Britain from Saturday 16th December 2017

Snow melt will be substantial from Sunday, although from Wednesday there will be a series of freeze thaw cycles on the Scottish Highlands. Rain (occasionally snow higher summits) intermittently W & NW Scotland, but elsewhere total rainfall small. Most forecasts indicate frequent stormy, often wet conditions from Christmas as a series of deep Atlantic lows come in. Intermittently snow will fall, particularly Scottish Highlands. However, a small minority of indicators suggest much colder, drier conditions eventually returning.