September 18, 2016 5:50 pm Weather Forecast: Scattered Showers, Thunderstorms Scattered showers and thunderstorms. Some thunderstorms may produce heavy rain. Muggy with lows in the mid to upper 60s. US & World Videos 3:19 May 1 may be cloudy, but we have optimism for the rest of Boston's forecast 3:41 Sun will slowly chew away at the cloud cover this afternoon 3:08 Light rain and calmer weather in New England 2:39 Weather forecast: Scattered morning rain, with steady temps 2:53 Weather forecast: Morning rain