Your morning Massachusetts weather update A wavy frontal boundary is bringing classic March weather to Massachusetts today, with temperatures swinging wildly and the possibility of early morning thunderstorms statewide. This morning starts mild with temperatures in the mid-50s, but don't get too comfortable. We're tracking scattered showers and possible thunderstorms between 5 and 9 A.M., with the highest chance of precipitation around 8 o'clock at 83 percent.