A heat advisory is in effect for the New York City area Wednesday and Thursday, with feels-like temperatures expected to exceed 100 degrees as more storms threaten the forecast. Air quality is also a concern for vulnerable groups.

Lehigh and Northampton counties, as well as neighboring Bucks and Berks counties, will be under a heat advisory from 10 a.m. until 8 p.m. In the Lehigh Valley, a high of 92 is expected, but forecasters said it will feel closer to 102.

On Wednesday at 6:47 a.m. a heat advisory was released by the National Weather Service in effect until 10 p.m. for Lower Columbia River, Tualatin Valley, West Hills and Chehalem Mountains, Inner Portland Metro,

Showers and thunderstorms with locally heavy rainfall could lead to flash flooding of urbanized and poor drainage areas, small streams and creeks this afternoon into the evening in Delaware, northern Maryland,

The National Weather Service has issued a heat advisory for much of the state for Wednesday afternoon. Actual temperatures will be in the 90s and heat index values are forecast to be between 105 and 109 degrees,