About 190,000 have been displaced within Ukraine, while 197,400 have fled to Russia and others to Poland and Belarus, said United Nations High Commissioner for Refugees (UNHCR), adding that the figures could be higher since there is no centralised registration system.
Meanwhile, Ukraine's teetering economy continued to suffer with the national currency sinking to a record low against the dollar. The Hryvnia stood at 13.22 against the dollar as urgent attempts by the central bank to stop the slide failed to calm nerves.
Kiev fears that the convoy may be attacked if allowed to cross into rebel territory and could give the Kremlin a pretext to invade.
Russia today said that it had agreed with International Committee of the Red Cross (ICRC) to "begin movement" of the convoy despite worries over safety guarantees.