Hurricane season forecast – Cayman’s outlook for 2021

Hurricane season forecast – Cayman’s outlook for 2021


John Tibbetts

By John Tibbetts
Director General
Cayman Islands National Weather Service

As we start to look at the upcoming hurricane season, it is critical to take a look back at the past season.

The 2020 Atlantic hurricane season was the most active, and the fifth costliest, Atlantic hurricane season on record, with 30 named storms, 13 hurricanes and six major hurricanes, with one – Hurricane Iota – attaining Category 5 on the Saffir-Simpson scale.

The season’s storms produced damage numbers in excess of US$51.14 billion dollars and in excess of 431 total fatalities. This season also featured a record 10 tropical cyclones that underwent rapid intensification, tying it with 1995. This unprecedented activity was fuelled by a La Niña that developed in the summer months of 2020.

The Cayman Islands National Weather Service has two main sources for seasonal hurricane prediction: the Colorado State University and National Oceanic and Atmospheric Administration (NOAA).

The Colorado State…