The NHC said Aletta became a hurricane 19 days before the average date of the first eastern Pacific hurricane, which is June 26.
The U.S. National Hurricane Center said Tropical Storm Aletta was centered about 410 miles (655 kilometers) southwest of Manzanillo, Mexico, Wednesday afternoon.
GW Hall & Son Seafood in Maryland. VOA
The west coast of Baja California Sur will be affected with high swells and rip currents this weekend. The storm has maximum sustained winds of 140 miles per hour and is moving toward the west-northwest at 6 miles per hour.
Fortunately, the hurricane poses no direct threat to land, however, a second named storm may be brewing in another area off the Mexican coast and should it develop into a tropical storm, it would earn the name Bud.
An average Eastern Pacific hurricane season produces 15 to 16 named storms, with eight to nine becoming hurricanes and four becoming major hurricanes.
The season of Hurricane has just started in the Atlantic and the eastern Pacific Ocean, and it will be running through November 30th, 2018.
However, only one of these "A" hurricanes has reached Category 5 intensity, Hurricane Ava in June 1973, according to NOAA.
It was expected to become a hurricane late Sunday or early Monday, but was projected to weaken back to tropical storm force in cooler waters near the Baja California Peninsula.
Jonathan Erdman is a senior meteorologist at weather.com and has been an incurable weather geek since a tornado narrowly missed his childhood home in Wisconsin at age 7.