( CNN ) -- Hurricane Felicia had maximum sustained winds of 140 mph Thursday , but forecasters predicted the storm , which is heading toward Hawaii , would weaken in the Pacific later in the day . Forecasters predict Hurricane Felicia will weaken as it moves over colder water . The Category 4 storm 's reduction in intensity was expected to come as it moved over cooler waters , according to the National Hurricane Center in Miami , Florida . Felicia could reach Hawaii on Tuesday morning , according to forecast tracks , but by that time the storm will have weakened to a tropical depression with winds of about 35 mph , the center said . As of 8 a.m. local time , Felicia 's center was about 1,510 miles west-southwest of the southern tip of Mexico 's Baja California and 1,545 miles east of Hilo , Hawaii . Hurricanes 101 : How hurricanes are classified » . The storm was moving northwest near 10 mph , and a gradual turn to the west-northwest was expected over the next 48 hours . `` If anything , it will be a rain-making system over the ( Hawaiian ) islands , '' said Richard Knabb , deputy director of the Central Pacific Hurricane Center . Knabb said there are no real storm preparations under way in Hawaii , but officials are keeping an eye on the storm `` just in case . ''
the National Hurricane Center reaches Category 101 status on Wednesday . Storm expected to weaken before it hits Miami on Hurricane season . Monday runs through November 30 .