<Tr> <Td_colspan="2"> Category 4 major hurricane (SSHWS / NWS) </Td> </Tr> <Tr> <Td_colspan="2"> Hurricane Gustav near peak intensity and approaching western Cuba on August 30 </Td> </Tr> <Tr> <Th> Formed </Th> <Td> August 25, 2008 </Td> </Tr> <Tr> <Th> Dissipated </Th> <Td> September 7, 2008 </Td> </Tr>

When did hurricane gustav make landfall in louisiana