Tropical Storm Alvin was located about 670 miles (1,080 kilometers) south-southeast of the southern tip of the Baja California peninsula of Mexico, the Miami-based National Hurricane Center said.

Tropical Storm Alvin has formed in the Pacific Ocean. Here's a look at the storm's projected path and spaghetti models.

Here's the latest as Tropical Storm Alvin forms and forecasters watch tropical disturbances in the Atlantic and Caribbean.