Weather September 10, 2017 12:00 am Temps Stay Summery Overnight Saturday Night: Mostly clear. Lows in the 40s and 50s. Sunday: Partly cloudy, spot shower. Highs around 70. Monday: Mostly sunny. Highs in the 70s to near 80. US & World Videos 3:11 So how long is Boston's gorgeous weather going to last? 3:30 Warm and sunny day in New England, with temps in the 70s 2:44 Tuesday is the last dry and hot day this week 2:29 Storm headed to Boston: What to know about the severe weather threat 3:25 Changes coming to New England's weather…