Hurricane Erin's push up alongside the east coast is bringing rough seas and high winds to Cape Cod and the Islands, disrupting ferry travel in the waning weeks of summer.

The first Atlantic hurricane of the season is forecast to bring heavy rain and life-threatening surf and rip currents to the U.S. East Coast this week.

"Heavy rainfall is possible on the Outer Banks of North Carolina, with potential for a maximum of 4 inches," NHC said Tuesday.

Meteorologists are closely tracking the projected path and forecast of Hurricane Erin, which is the first hurricane to develop over the Atlantic this year.

Hurricane Erin continues to push further into the Caribbean Sea. But will it hit the United States? Here's what to know.

A Spirit Airlines plane appears to have flown through Hurricane Erin this week when the hurricane was a Category 4 storm with winds well over 100 mph, according to a flight path shared on social media. Spirit Airlines told Newsweek in a statement that the flight operated normally and no injuries were reported.

On Wednesday, Hurricane Erin was several hundred miles off the coast of Florida and beginning to push storm surge and deadly rip currents toward the shore. Two other systems may form right behind.

Philadelphia's weather on Wednesday will be cloudy and feature some scattered showers — and even potentially thunderstorms — not connected to Hurricane Erin.We're seeing some rain in the early morning and another round of precipitation could pop up in the mid-afternoon.