tropical storm tropical storm weak tropical storm paralleled mexican coastline october 16th tropical cyclone 12th named storm pacific hurricane season originated area disturbed weather persisted southwest organizing system designated tropical depression october depression upgraded tropical storm day moved northwestward mexican coastline interaction land factors storm degenerated october storm dropped locally heavy rainfall caused minor flooding mudslides fatalities significant damage reported meteorological history october area disturbed weather situated southwest later day surface low pressure system developed convection began organize slightly curved bands disturbance continued manner utc october low level circulation sufficiently organized designated tropical depression time depression consisted defined circulation deep thunderstorm activity despite weak steering currents system started initially thought westward drift hours later found northwest small cyclone burst deep convection formed time said produced tropical storm force winds continuing slow northwestward track steering currents weak mid level ridge north broad cyclonic circulation southwest upgraded tropical storm utc october originally unclear center circulation remain slightly offshore inland presence weak upper level anticyclone centered east system favorable atmospheric conditions strengthening prevailed storm reached peak intensity winds mph hours upgraded tropical storm early october radar imagery acapulco mexico indicated remained small organized cyclone passed offshore time light southwesterly wind shear began develop interaction land combined influence low southwest started weaken storm downgraded tropical depression utc october later day reports hunter aircraft indicated cyclone degenerated trough northeastern larger low southwest preparations impact october response mexican government issued tropical storm watch coast upgraded warning later day extended october later day warning lifted dissipated brought rains parts guerrero reaching inches highest hour total peaked recorded october localized flooding likely caused storm reports deaths received national_hurricane_center storm capsized ships washed ashore heavy rain caused mudslides buried man home later rescued family port acapulco trees downed minor water reported
Tropical Storm Lester (2004)