Erin developed in the eastern Atlantic, moving westward from the Cabo Verde Islands at about 20 mph (32 km/h). Infrared sensors on NOAA's GOES-19 satellite reveal colder cloud tops and deep convection near the center — signs of a strengthening system feeding on warm ocean waters.

As all eyes focus on the storm, another heat advisory issued for scorching temperatures heading into the weekend.

Tropical Storm Erin, now spinning far out in the central Atlantic Ocean, could undergo rapid intensification into a powerful 125-mph hurricane. According to Direct Weather's forecast, ski resorts like Palisades Tahoe and Mammoth Mountain may see less snow than usual.

Two-and-a-half months into the season, the region has its first documented hurricane, and it could impact Long Island beaches.

Forecasters say Tropical Storm Erin has formed in the eastern tropical Atlantic Ocean as Hurricane Henriette is strengthening in the Pacific Ocean. The Miami-based National Hurricane Center