"Investors are becoming increasingly concerned about the prospect of UK actually leaving the European Union and although the latest polls suggest that the Leave vote has lost some momentum over the past several days, the decision remains far too close for comfort as Leave and Stay camps are essentially evenly split. Furthermore fully 25 percent of the UK electorate has not made up its mind and therefore the sense of uncertainty is adding to the volatility of trade," Schlossberg said.
"The spectre of Brexit has also opened up a Pandora's box of fears about the the European Union itself. Little wonder then that euro has been drifting lower along with the pound as investors grow increasingly wary of the whole region."
BK's Schlossberg said turbulence in capital markets may make the UK electorate reconsider their choices but until the market believes that there is a sentiment change, the volatility is likely to continue.
In New Zealand today, travel and migration data for January is released at 10:45am, and the Reserve Bank publishes details of high debt mortgage lending at 3pm.
Finance Minister Bill English will give a lunchtime speech to the Auckland Chamber of Commerce, where he will set out the government's economic approach midway through its third term, including its major focus areas and challenges for the coming year.
The New Zealand advanced to 92.29 Australian cents from 92.16 cents yesterday, gained to 60.23 euro cents from 60.05 cents, was little changed to 74.05 yen from 74.04 yen, and increased to 4.3366 yuan from 4.3206 yuan. The trade-weighted index rose to 72.25 from 72.06 yesterday.