These floods Catastrophe soon spread Dispersal through the provinces of northern , northeastern , and central Thailand along the Mekong and Chao Phraya river basins .

A long-lasting system , Genevieve was the first one to track Motion across all three northern Pacific basins since Hurricane Dora in 1999 .

In South Africa , rainfall peaked Cause_change_of_position_on_a_scale at 950 mm ( 37 in ) , which flooded 29 river basins , notably the Pongola River which altered its course after the storm .