The vehicles involved in the M6 crash were a silver Volkswagen Polo and three motorcycles - a red Aprilla 750cc, a blue Kawasaki 500cc and an orange Kawasaki 1000cc.
The 62-year-old man who died was the rider of the orange Kawasaki.
His passenger, a woman in her 50s was also seriously injured. Her condition is described as critical.
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Staying cloudy with further rain in the north.
Wet for most with strong coastal winds and feeling cool.
The building in question, Cygnet Wharf development, is currently being constructed.