On average, the fourth storm of the six-month season does not occur until August 29. This year, the fourth, Dolly, formed on July 20 and was on the cusp of becoming a hurricane on Tuesday as it churned through the oil and gas-rich Gulf of Mexico.
"It absolutely does mean something, and we should be looking at it with trepidation," said Jeff Masters, co-founder of meteorological website The Weatherunderground.
©REUTERS/NASA/Handout |
Tropical Storm Dolly is shown in the NASA satellite image taken July 21, 2008. |
The Atlantic hurricane season begins on June 1 but rarely gets into gear before August.