Snowdonia National Park Forecast

The Snowdonia National Park.

Viewing Weather Forecast for Sunday 2nd August 2015
Forecast last updated on Sunday 2nd August 2015 at 9:17am

Today | Monday | Tuesday

Summary for all mountain areas

A weak warm front will move north, bringing a deterioration over a few hours to rain and low cloud. However, this will only reach N Scotland late in the day, but clearing Wales, N England and into the afternoon S Scotland, to give warm sun. Quickly becoming windy late in day west.

Headline for Snowdonia National Park

Rain soon clearing to sunshine. Windy evening. Warm.

How windy? (On the summits)

Soon southerly, 15 to 20mph morning. Strengthening 25 to 35mph through afternoon; strongest west.

Effect of wind on you?

Mostly small; but will later impede ease of walking on higher western areas.

How Wet?

Rain soon clearing. Small risk thundery bursts rain later.

Light rain after dawn will clear away northwards by mid-morning. Risk bursts heavy rain and thunder toward evening Snowdon area

Cloud on the hills?

All clearing

Cloud covering some higher areas until about mid-morning will all clear from south, most likely middle of day.

Chance of cloud free summits?


Sunshine and air clarity?

Sunshine becoming extensive from south morning. Very good visibility.

How Cold? (at 900m)

7C rising to 14C.

Freezing Level

Above the summits.

Planning Outlook

All mountain areas of Britain from Monday 3rd August 2015

Monday to Wednesday. Upland gales or near gales; frequent rain western mountains, particularly the W & NW Highlands. Showers elsewhere, least rain S & central Pennines and Wales. A band of persistent rain will come in from the west late Wednesday. Less windy later in the week, but further rain, mostly falling as showers. Less cold through the week.

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