Tropical Storm Erin's path puts some homeowners at heightened risk, as the storm starts building into a hurricane tracked by meteorologists.

Meteorologist Ava Marie tracking Tropical Storm Erin's impact in Maryland.

While Erin is expected to take a northward turn in the Atlantic, a new system off the coast of Africa has the National Hurricane Center's attention.

A Gulf disturbance now has a 0% chance of becoming a tropical storm, but it could still  bring rain, high surf and deadly rip currents

A tropical disturbance along the Gulf could develop into a depression before moving into South Texas and northeastern Mexico Friday evening. Any development into a depression would likely be "short-lived," the National Weather Service said.

Extreme rainfall in New Zealand from future cyclones could rise by up to 35%. New high-resolution modeling predicts that rainfall from tropical cyclones will significantly increase under global warming.

Forecasters are watching a new tropical system that may form behind Hurricane Erin, which is intensifying again Monday as it tracks off the U.S. coast.