Keep an eye on the sky, severe storms are possible for Lehigh Valley

The Lehigh Valley and northwestern New Jersey are under a severe thunderstorm watch until 11 p.m. Tuesday, according to the National Weather Service. The watch applies to 30 Pennsylvania counties, including Lehigh and Northampton, and 10 counties in New Jersey, with Warren and Hunterdon among them. An excessive heat watch announced Monday remains in effect until…