Although euro has retreated after rising to a marginal high at 1.4448 yesterday, below previous support at 1.4355 is needed to signal recent upmove has formed a temporary top there and bring retracement to 1.4305/10 (previous resistance, now support) before prospect of a rebound later.  
Above 1.4448 would extend the uptrend from this year's low at 1.2457 towards before correction due to loss of upward momentum.