Advection fog forms when moist, warm air moves over relatively cool water; if you live along a south-facing coastline, it’s quite common but always fascinating.
David Grantham took this lovely photo about 15 minutes before sunset as the fog was rolling in at the Halifax waterfront boardwalk.
I bet it didn’t take long to lose sight of George’s Island and that beautiful harbour.
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Cindy Day is the chief meteorologist for SaltWire Network