I posted here on the big beat for the BRC data on like for like sales:

This now via Barclaycard:

annual consumer spending growth 2.0 percent in March ... weakest increase since April 2016.

Adds Reuters:

  • A Siberian weather system that meteorologists called "the Beast from the East" brought rare snow and sub-zero temperatures to much of Britain in late February and early March.
  • "keeping shoppers at home and leading to a slowdown in consumer spending," Paul Lockstone, managing director at Barclaycard, said.