Hawkes Bay coastal residents are allowed to return home after high waves prompted evacuations.

Once-in-a-century flooding has caused hundreds of millions of dollars worth of damage in southwest Queensland.

Rain eased in Gisborne overnight and surrounding roads reopened after flooding and slips caused evacuations.

The residents of Mangatuna village, north of Tolaga Bay, were moved out this morning as the Uawa River rose from its usual four metres to 11 metres.

Ten New Zealanders have been evacuated from flood-ravaged Machu Picchu as others stay to help locals.

A NZer stuck among hundreds of tourists in flood-ravaged Machu Picchu is filling sandbags while her mates help out in a makeshift medical tent.

At least 29 NZers remain trapped in Peru after floods knocked out roads and bridges.

NZ diplomatic staff have made contact with 15 of the 22 Kiwis trapped in Peru's ancient Incan capital Machu Picchu after landslides and heavy floods.

Heavy rain and possibly even thunderstorms are forecast for southern parts of Auckland today.

Mudslides have trapped at least 16 New Zealanders in an area near the Peru Inca trail leading to Machu Picchu, a spokesman for MFAT says.

The family of a New Zealand man, among the hundreds trapped after flash floods in Peru, say he is safe - but a little scared.