Follow MountainWeather on Twitter
Follow MWIS on Facebook

Snowdonia National Park

If you'd like to sponsor this forecast and reach the thousands of hillwalkers and climbers that visit mwis.org.uk every day, please contact us!

Select forecast - Tomorrow / Tuesday / Wednesday


Viewing forecast for Sunday, 20th April, 2014

Forecast last reviewed on Sunday, 20/04/14 at 16:43


Click here to access the PDF version of the forecast.




Headline, Snowdonia National Park

Blustery on tops. A little patchy rain developing in the south.


How Windy?

East or northeasterly increasing through the day, from 25 to locally 40mph, strongest near major ridges and summits.

Effect Of Wind?

Local considerable buffeting near and west of major ridges. Locally sudden gusts into valleys.


How Wet?

Patchy rain south

A few spots of rain in north Wales but very likely staying dry. During the afternoon, patchy rain and drizzle rain develop south of Bala, but unlikely to set in until after dark.


Cloud on the hills?

May develop later south & east

Areas of low cloud in morning, mainly eastern areas will quickly lift. Clouds widely above the summits in Snowdon range. Bases lowering from the south and east late in afternoon, perhaps to 500m by dusk.

Chance of cloud free Summits?

70%

Sunshine and air clarity?

Sunshine intermittently, mostly west. Visibility very good, although haze may well increase.


How Cold? (at 900m)

3 rising to 8C.

Freezing level

Above the summits.


Planning Outlook for all mountain areas from Tuesday, 22nd April, 2014

Wind speeds often low over the next 7 days. Rain from time to time next week, sometimes thundery, but often dry, fairly warm, with sunniest, driest, and often warmest weather over the W & NW Highlands. Low cloud and patchy drizzly rain persists on eastern hills on Tuesday.


Site managed, edited and copyright mwis.org.uk