Any hurricane or tropical storm threatening Houston or the Texas coastline draws power from the heat energy stored in the warm waters of the Gulf of Mexico. Just two weeks into the Atlantic hurricane season,

A tropical storm is a tropical cyclone that has maximum sustained winds of between 39 and 73 mph – a step above a tropical depression.

The storms are expected to become weaker in the coming days, but another tropical depression is forecasted to form later in the week.

A typhoon changed its path and landed in southern China's Hainan island at a severe tropical storm level. Its maximum sustained winds is 30 meters (98 feet) per second.

Packing wind speeds of 108 km per hour near its centre, Wutip made landfall in Dongfang city on the resort island province of Hainan around 11 pm (1500 GMT) after disrupting transport services, shutting schools and closing tourist attractions in the wider area.

All tropical cyclone signals were cancelled at 3.40pm on Sunday, as the observatory said Tropical Depression Wutip continued to move further away

Hurricane Barbara and Tropical Storm Cosme mark the second and third named storms of the Eastern Pacific hurricane season.

Tropical Storm Barbara continues to weaken as it heads northwest away from land and is likely to dissipate by Wednesday.