European Central Bank President Mario Draghi said he "very much" welcomed the Eurozone finance minister's decision to reduce the Greek debt target.
Mr Draghi said following the meeting in Brussels that it would "certainly reduce the uncertainty and strengthen confidence in Europe and in Greece".
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Commuters were also warned to expect travel chaos as Doris gathered speeds of nearly 90mph.
A man with 62 penalty points on his licence is among thousands of motorists allowed to drive despite exceeding the limit warranting a ban.
Storm Doris is set to bring severe weather across much of the UK on Thursday as heavy rain and strong winds push in from the west.