Very Intense Tropical Cyclone Hellen of March 2014 was one of the most powerful tropical cyclones Catastrophe in the Mozambique Channel on record , as well as the most intense of the 2013–14 South-West Indian Ocean cyclone season .

Hellen formed Coming_to_be on March 26 in the northern portion of the channel , and the storm brought Bringing rainfall Catastrophe to coastal Mozambique while in its formative stages .

Warm waters allowed Preventing_or_letting Hellen to rapidly intensify Cause_change_of_strength while passing Motion_directional south of the Comoros , with a well-defined eye forming Coming_to_be in the middle of the thunderstorms .

Subsequently , Hellen weakened Cause_change_of_strength quickly due Causation to dry air and land interaction with Madagascar , and the storm 's eye dissipated Dispersal .

By April 1 , Hellen was no longer a tropical cyclone Catastrophe after most of the convection dissipated Dispersal .

Early in its existence , Hellen 's rainfall in Mozambique destroyed Destroying hundreds of houses and a bridge .

In northwestern Madagascar , Hellen damaged Damaging or destroyed Destroying 611 houses , leaving 1,736 people homeless .