| 1978 North Indian Ocean cyclone season | |
|---|---|
 Season summary map | |
| Seasonal boundaries | |
| First system formed | May 14, 1978 |
| Last system dissipated | November 29, 1978 |
| Strongest storm | |
| Name | 04B |
| • Maximum winds | 220 km/h (140 mph) (3-minute sustained) |
| • Lowest pressure | 938 hPa (mbar) |
| Seasonal statistics | |
| Depressions | 15 |
| Deep depressions | 11 |
| Cyclonic storms | 5 |
| Severe cyclonic storms | 3 |
| Total fatalities | 1000+ |
| Total damage | $626.89 million (1978 USD) |
| Related articles | |
The 1978 North Indian Ocean cyclone season had no bounds, but tropical cyclones in the North Indian Ocean tend to form between April and December, with peaks in May and November. The 1978 season produced five cyclonic storms of which developed into three severe cyclonic storms. All Five of the storms formed in the Bay of Bengal and four of those made landfall. The most notable storm of the season was Cyclone Four which hit Sri Lanka.