Tropical Cyclone Niko 2014–15 South Pacific cyclone season

during january 19, rsmc nadi reported tropical disturbance 06f had developed, northeast of papeete on french polynesian island of tahiti. system lay under upper level ridge of high pressure in environment, favorable further development low moderate vertical windshear. result, organisation of atmospheric convection surrounding system improved, while systems low level circulation centre rapidly consolidated on next day. result, late on january 20, jtwc initiated advisories on system assigned designation 07p. rsmc nadi subsequently reported system had developed category 1 tropical cyclone , named niko. on next 2 days system gradually intensified further , became category 2 tropical cyclone on january 22. on january 25, niko completed extratropical transition.