Cardiff City Manager Malky Mackay said the occasion belonged to the staff at the club, the directors, and the people of Cardiff.
"I hope that was a little way to repaying the backing that they have given me."
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Despite leading at half time, Howley's men failed to score in the second half with Scotland racking up 20 points to seal the win.
It's half time at Murrayfield and Wales are leading at half time, thanks to Liam Williams' third try of the tournament.
A petition calling on the Home Office to reverse a decision to deport a Bangor University student has received over 6,700 signatures.