Snowdonia National Park Forecast

The Snowdonia National Park.

Viewing Weather Forecast for Thursday 7th May 2015
Forecast last updated on Wednesday 6th May 2015 at 4:22pm

Tomorrow | Friday | Saturday

How windy? (On the summits)

West slowly backing southwest or later southerly; typically 10 to 15mph or less.

Effect of wind on you?


How Wet?

Risk locally a heavy shower

It may well remain dry most or all day, particularly coastal hills, but risk of a few showers - these may be locally heavy and slow moving, particularly toward the east; isolated risk of hail and thunder.

Cloud on the hills?

Very little by late morning

Patches of cloud on higher western slopes during morning, but by midday most or all cloud above the hills. However, where showers develop, shafts of cloud may drop below 600m.

Chance of cloud free summits?


Sunshine and air clarity?

Bright sunshine, most extensive coastal hills afternoon. Very good or excellent visibility, temporarily poor during showers.

How Cold? (at 900m)

0C rising toward 2 or 3C by afternoon (highest east).

Freezing Level

750m rising just above most summits.

Planning Outlook

All mountain areas of Britain from Friday 8th May 2015

Freezing levels will remain low on Friday, although many areas will stay dry before rain edges north late in the day. Saturday will be broadly unsettled - rain on and off, some heavy bursts, particularly England & Wales. Sunday is better for most areas, although rain may encroach onto western Scotland later. Next week remains changeable, with rain (mostly western Scotland) and occasionally strong south-westerly winds, although it will be warmer than recently - freezing levels often above the summits.

In association with
Mountaineering Council of Scotland sportscotland Association of Mountaineering Instructions