April 21, 2018 12:58 pm Forecast: Spring Weather Finally Arrives Saturday: Partly cloudy. Highs in the 50s. Saturday Night: Mostly clear. Lows in the 30s and 40s. Sunday: Mostly sunny. Highs in the 50s to near 60. US & World Videos 1:29 Sumner Tunnel in Boston to close for one month 2:17 Testimony underway in Karen Read murder trial 2:03 Mass. school officials threaten to suspend student protesters 2:13 Karen Read trial Day 6: Witness testimony resumes 4:02 ‘To Catch a Contractor' series leading to changes