These dates conventionally delimit the period of each year when most tropical cyclones form in the northern Indian Ocean.

An average of five tropical cyclones form in the North Indian Ocean every season with peaks in May and November.

Herbert reintensified into a 65 mph severe cyclonic storm before making landfall in Bangladesh on October 15 and dissipating thereafter.

[5] The remnants of Western Pacific Tropical Storm Kim redeveloped in the northeastern Bay of Bengal near Myanmar.

65 mph Tropical Storm Three, which developed on November 5 in the central Bay of Bengal, hit southeastern Bangladesh on the 9th.