Isaac weakens to tropical storm
The National Hurricane Centre has confirmed that Hurricane Isaac has weakened to a tropical storm.
Curfew in force as Isaac is downgraded to tropical storm
A dusk-to-dawn curfew is in force in New Orleans tonight after Hurricane Isaac brought flooding and stranded dozens of people.
Hurricane Isaac arrives exactly 7 years after Katrina
With mean winds of 80mph and higher gusts, flooding is the biggest threat as Hurricane Isaac pushes up through Louisiana.
Hurricane Isaac hits Louisiana seven years after Katrina
New Orleans has been left with localised flooding and 70% of people are without power as Hurricane Isaac passes up Louisiana.