News NYC weather: More humidity, chance of thunderstorms Thursday A heat advisory was in effect until 8 p.m. Thursday, the National Weather Service said. Photo Credit: Getty Images/Drew Angerer By amNewYork Updated August 22, 2019 10:51 AM Print Share fbShare Tweet Email A heat advisory remained in effect in New York City Thursday, and there is a chance for more thunderstorms, the National Weather Service said. The temperature was expected to reach 86 degrees with a heat index of about 95 degrees, the weather agency said. There’s a 20% chance of showers and storms after about 2 p.m., and a 50% chance overnight. The heat advisory will remain in effect until 8 p.m. Thursday. Cooling centers will be open in all five boroughs. To find a center, call 311 or visit nyc.gov/beattheheat. A little relief is not far away — Friday’s high is predicted at about 76 degrees with a slight chance of more showers in the morning. Saturday and Sunday are forecast to be mostly sunny with high temperatures of 79 degrees and 76 degrees, respectively. By amNewYork Share on Facebook Share on Twitter Comments We're revamping our Comments section. Learn more and share your input.