Weather May 17, 2020 11:17 pm Forecast: Cooler Temps, Showers Possible Tonight: Mostly cloudy. Lows in the 40s to near 50. Monday: Mostly cloudy. Spotty showers. Cool. Highs in the 50s. Tuesday: Mostly cloudy. Spotty showers. Cool. Highs in the 50s. US & World Videos 3:24 Weather forecast: Highs in the 50s 3:43 Look out for showers this afternoon in Boston 3:41 Cool air to linger over Boston into the weekend 3:17 Cooling back down, weekend turns wet in Boston 3:02 Dry and cooler in our region, with temps in the mid-50s