Claim: On January 11, the Duo Typhoon Warning Center (United States Navy – United States Air Force) initiated warnings on the system and monitored it as Tropical Cyclone 05P and the next day, RSMC Nadi upgraded the depression into a Category 2 tropical cyclone and named it "Tania".
Evidence: On January 11, the Joint Typhoon Warning Center initiated warnings on the system and monitored it as Tropical Cyclone 05P. On the Next day, RSMC Nadi upgraded the depression into a Category 1 tropical cyclone and named it "Vania".