Weather December 21, 2019 9:52 am Weather Forecast: Increasing Clouds Today (Saturday): Blend of sun and clouds. Light wind. Highs in the 30s. Saturday Night: Partly cloudy. Lows in the teens and 20s. Sunday: Mostly sunny. Highs in the 40s. US & World Videos 2:50 Track the intense storms move into Boston area 3:40 Second round of rain on the way, isolated thunderstorms possible 3:37 First round of rain arrives in New England 2:40 Weather forecast: Several rounds of heavy rain, thunderstorms 3:11 So how long is Boston's gorgeous weather going to last?