December 23, 2018 7:05 am Snow Possible for Christmas Eve Sunday: Mostly sunny. Highs around 40. Sunday Night: Clouds increase. Snow after midnight. Lows in the 20s and 30s. Monday: Mostly cloudy, rain and snow showers, steadiest early. Highs in the 30s. US & World Videos 2:53 Weather forecast: Morning rain 4:24 Karen Read trial | Takeaways from police, firefighter testimony 3:17 Temps continue to stay chilly in our region Tuesday 2:32 Cool air, scattered rain in store for Boston 2:55 Much cooler temps Tuesday, with scattered rain