John Osmond, Director of the Institute of Welsh Affairs, told us "Cardiff Airport is in the wrong place in relation to the population of the region."
The think tank has acknowledged that Bristol Airport is more successful, but argues that neither existing airport is in an ideal location, or has good enough regional transport links.
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It will be a frosty start with a risk of ice. The rest of the day will be dry with variable cloud and sunny spells.
Any remaining wintry showers will die away through the first part of the night.
Cold and bright with some showers. It will be a cold start to the day, with some icy patches possible.