0000 UTC, (1200 FST) – The 2001–02 South Pacific cyclone season officially begins.[1][A 1][A 2][A 3]
November 30
0000 UTC, (1200 FST) – RSMC Nadi reports that Tropical Depression 01F has formed 35 km (25 miles) southeast of Avarua, Cook Islands.[2]
1200 UTC, (0000 FST; December 1) – RSMC Nadi reports that Tropical Depression 01F has intensified into a category one tropical cyclone and names it "Trina". Simultaneously, they report that it has reached its peak 10-minute sustained wind speeds of 75 km/h (45 mph)[2]
1800 UTC, (0600 FST; December 2) – RSMC Nadi reports that Tropical Cyclone Trina has weakened into a tropical depression.[2]
December 2
0000 UTC, (1200 FST) – RSMC Nadi reports that Tropical Depression Ex-Trina has become extratropical.[2][3]
December 3
1200 UTC, (0000 FST; December 4) – RSMC Nadi reports that Extratropical Cyclone Ex-Trina has dissipated.[2]
December 8
1800 UTC, (0600 FST; December 9) – RSMC Nadi reports that Tropical Depression 02F has formed 270 km (170 miles) east of Suva, Fiji.[4]
December 10
1800 UTC, (0600 FST; December 11) – RSMC Nadi reports that Tropical Depression 02F has become extratropical.[4]
December 13
2100 UTC, (0900 FST; December 14) – RSMC Nadi reports that Tropical Depression 02F has re-developed.[4]
December 15
0600 UTC, (1800 FST) – RSMC Nadi reports that Tropical Depression 02F has dissipated.[4]
December 22
1800 UTC, (0600 FST; December 23) – RSMC Nadi reports that Tropical Depression 04F has formed 920 km (575 miles) northwest of Papeete, Tahiti.[2]
December 24
0600 UTC, (1800 FST) – RSMC Nadi reports that Tropical Depression 04F has intensified into a category one tropical cyclone and names it "Vicky". Simultaneously, they report that it has reached its peak 10-minute sustained wind speeds of 65 km/h (40 mph).[2]
1800 UTC, (0600 FST; December 25) – RSMC Nadi reports that Tropical Cyclone Vicky has weakened into a tropical depression.[2]
December 26
1200 UTC, (0000 FST; December 27) – RSMC Nadi reports that Tropical Depression Ex-Vicky has dissipated.[2]