Auckland motorists travelling on low lying sections of the
city's motorway network tonight are being warned to beware of
flooding due to a king tide and strong winds.
NZ Transport Agency acting highways manager Steve Mutton
advised motorists to exercise extreme caution.
"We will do everything we can to keep motorways open, but
they will be closed and traffic diverted if there is a risk
to the safety of road users."
Areas at risk from flooding included the causeway on the
Northwestern Motorway (State Highway 16) and the Northern
Motorway (SH1) approaches to the Auckland Harbour Bridge.
High tide in the Waitemata Harbour is due to occur at
The tide was expected to peak half a metre higher than
normal, a tidal situation that would be aggravated by strong
northerly winds, Mr Mutton said.
"Usually with a king tide, the Northwestern cycleway floods
but the situation could be made worse tonight by the impact
of strong wind from the north on the height of the waves.
"We will use our electronic signs on the motorways to keep
people informed about driving conditions, but we would advise
them to either avoid travel when the tide peaks around ten
o'clock or to take extreme care if they do have to be on the
Local roads in many coastal areas of Auckland will also be
affected by the tides and wind, Mr Mutton said.
The MetService has also warned that a storm bringing
northerly winds to Auckland, combined with the king tides was
likely to cause localised coastal flooding.
Auckland Civil Defence expected that waves would affect
Tamaki Drive and low lying properties at Kohimarama and
"If you live in an area where there is a possibility of
flooding the best thing to do is to take preventative
measures now to protect your home," Auckland Civil Defence
Controller Clive Manley said.
Auckland residents can receive emergency warnings on their
smartphone by downloading the free Auckland Civil Defence
smartphone app from
Areas likely to be affected:
* Tamaki Drive
* Stanmore Bay, Whangaparaoa
* Big Manley, Whangaparaoa
* Mission Bay and St Heliers Reserves
* Bucklands Beach
* Kawakawa Bay
* The Strand, Onetangi Waiheke Island