Around 12 million people visit Wales' national parks each year, spending around one billion pounds in the process, according to a new report out today.
The 'Valuing Wales' National Parks' report found that 50 of our most visited attractions are in national parks, and concludes they have a huge impact upon the economy and the lives of people in Wales.
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Breezy overnight. It will become fairly cloudy as the night progresses.
It should turn cloudier through the early hours with some patchy drizzle and some hill fog too.
It will be a breezy day with variable amounts of cloud and some bright or sunny spells.