The forecast also gave a 25% chance that the ACE Index would end up being around 170 units, and a 25% likelihood the likelihood that the index would end up around 80.[1] TSR also issued an extended range forecast on December 10, 2021.[2] It predicted overall near-average tropical activity with its ACE index, anticipating 18 tropical storms, 8 hurricanes and 3 intense hurricanes to form during the season. One of their factors was the expectation of a neutral El Niño-Southern Oscillation condition by the third quarter of 2022.