<!-- Created with subst: of Hurricane season single
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officially began on June 1, 1984, and lasted until November 30, 1984. These dates conventionally delimit the period of each year when most tropical cyclones
form in the Atlantic basin
. The 1984 season
was an active one in terms of named storms, but most of them were weak and stayed at sea. Most of the cyclones
tracked through the northwest subtropical Atlantic west of the 50th meridian to near the Eastern coast of the United States
between mid-August and early October. The most damaging storm was Hurricane Diana
, which caused $65.5 million (1984 dollars) in damage in North Carolina
. Diana was the first hurricane to strike a nuclear power plant
without incident; it was also the first major hurricane to strike the U.S. East Coast
in nearly 20 years. Also of note was Hurricane Lili
, which lasted well after the official end of the season. It was downgraded from a named storm on December 24. Damage overall from the tropical cyclones in 1984 totaled $66.4 million (1984 USD).
Seven storms during the season had subtropical characteristics
at some point in their track, those being Subtropical Storm One, Hurricane Klaus
, and Hurricane......