SPSPHI from 4/9/2019 4:59 PM to 5:30 PM EDT for Hunterdon County, NJ, Northampton County, PA: A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN HUNTERDON SOUTHWESTERN WARRENNORTHEASTERN BERKSNORTHWESTERN MONTGOMERY SOUTHEASTERN LEHIGHNORTHWESTERN BUCKS AND SOUTH CENTRAL NORTHAMPTON COUNTIES. More information.