A Category 3 or higher is considered a major hurricane.
The National Hurricane Center advises preparedness:
A hurricane watch indicates the possibility that a region could experience hurricane conditions within 48 hours.
A hurricane warning indicates that sustained winds of at least 74 mph are expected within 36 hours.
2021 Atlantic Storm Names
June 14, 2021 – Tropical Storm Bill forms northeast of North Carolina.
June 16, 2021 – Weakens to a post-tropical cyclone.
June 19, 2021 – Tropical Storm Claudette forms over southeastern Louisiana and makes landfall southwest of New Orleans, later weakening to a tropical depression.
June 28, 2021 – Tropical Storm Danny forms off the coast of South Carolina and makes landfall just north of Hilton Head. Later, Danny weakens to a tropical depression.
July 1, 2021 – Tropical Storm Elsa forms in the Atlantic.