| Category 1 tropical cyclone (Aus scale) | |
|---|---|
| tropical cyclone (SSHWS) | |
 Satellite image of the unnamed tropical cyclone near its peak intensity | |
| Formed | December 26, 1984 |
| Dissipated | December 28, 1984 |
| Highest winds | 10-minute sustained: 85 km/h (50 mph) 1-minute sustained: 85 km/h (50 mph) |
| Lowest pressure | 987 hPa (mbar); 29.15 inHg |
| Fatalities | 26 |
| Damage | $110 million (1984 USD) |
| Areas affected | Tuvalu, Wallis and Futuna |
| Part of the 1984–85 South Pacific cyclone season | |