Tropical Storms Karina and Lowell formed Thursday in the Pacific Ocean, both of which were expected to become hurricanes in the next few days, the National Hurricane Center said.
Tropical Storm Arthur has formed in the Gulf near the middle Texas coast, according to the National Weather Service.
Melissa has strengthened into a major hurricane.
Many families in the Bay Area are very worried about their friends and loved ones living in Jamaica as a monster hurricane moves closer to the island nation by the minute.
Erin has exploded into a Category 5 hurricane in the Caribbean, according to the National Hurricane Center.
"The bottom line is these are just things, and while it hurts to lose things, it's a lot different to losing people," officials said.