First Alert July 31, 2021 8:26 pm NBC10 First Alert Weather: “The Best Weather of the Summer” Is Only Temporary A pleasant relief from heatwaves and stormy weather today, but more rain comes tomorrow. NBC10’s First Alert Meteorologist Glenn “Hurricane” Schwartz has your forecast. US & World Videos 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend 3:05 Temperatures to heat up over the weekend 2:05 Warming into the 80s by weekend's end 2:09 Big weekend warm-up expected