Within six hours , TCWC Wellington downgraded Atu into a low , no longer considering it tropical .
At midnight , that day , TCWC Wellington reported that Atu was no longer a Severe Tropical Cyclone .
Within six hours , TCWC Wellington downgraded Atu into a low , no longer considering Atu tropical .
At midnight , that day , TCWC Wellington reported that Atu was no longer a Severe Tropical Cyclone .