Boston December 27, 2017 11:35 pm Weather Forecast: Frigid Day Ahead Wednesday night: Arctic air, clear sky. Lows in the single digits. Thursday: Stinging cold beneath sun. Highs in the 10s, wind chill around zero. US & World Videos 2:18 Weather forecast: Sunny and mild 3:19 Partly cloudy, high temps reach near 70 2:44 It's a cloudy but warm day in Boston 2:53 Monday starts off cloudy with lingering rain 3:45 Forecast: Showers, areas of fog