- TS Kirk formed in the Atlantic on Saturday, 22 September 2018.
- Tropical Storm Warnings were issued on Wednesday, 26 September 2018 for Barbados, Dominica and Saint Lucia.
According to the University of the West Indies (UWI) Seismic Research Centre (SRC) the 5.6 magnitude earthquake occurred at 8:32AM (Local Time) at a depth of 10km. The earthquake was located Latitude 15.11N and Longitude 60.43W at 108 km ESE of Roseau, Dominica.
The following CDEMA Participating States reported feeling the earthquake around the same time: Dominica, Saint Lucia, and St. Vincent and the Grenadines.