Wind and rain is causing havoc in Cass Bay this morning with trees down, windows smashed and roofs lifting.
Designs for Fitzgerald Ave quake-damage repairs possibly increased the flood risk, council confirms.
Effects of last week's floods captured by satellite
The skies were clear enough last Thursday for Nasa's Aqua satellite to capture an image of Canterbury, complete with aftermath of the storm.
The magnitude of last week's floods may take weeks to assess, says experts considering rainfall and wind.
Some roads around Lyttelton and Sumner are still closed due to post-flood slips and debris.