An eye witness, Sophie Burnett said:
"The fire began around 12 o'clock, they began by shutting the shops closest like Boots and M&S, they then evacuated the whole of North Terminal Landside and have stopped all publicly transport coming over to the terminal including the shuttle and the public bus services.
"They're currently trying to isolate the smoke from the building."
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Dorset's Weymouth Beach has been named the UK's best by travellers, with Fistral Bay, Cornwall, coming in second place.
Wednesday morning's weather for the west of the region
Wednesday morning's weather for the east of the region