There are a number of places to get weather forecasts for Snowdonia. Please remember that if you are going up the mountains, the weather may be very different from in the valleys, so we advise you to consult a mountain weather forecast.
Regular weather forecast –
BBC Weather (this link takes you to Beddgelert)
Mountain weather forecasts –
‘Mountain forecasts are provided for the main mountain areas and those which have the highest visitor figures. Forecasts are issued twice per day and are valid for the full 24 hour period on each day.’
‘The Mountain Weather Information Service produces detailed weather forecasts for the main mountaineering areas in Scotland, England and Wales.’