Weather April 18, 2021 8:16 am Weather: Clear, Warmer Start to the Week Today (Sunday): Sun and clouds, late day shower chance. Highs in the 50s to near 60. Tonight: Mostly cloudy. Lows in the 40s. Monday: Mostly sunny. Late day shower chance. Highs in the lower 60s. US & World Videos 3:11 The weather's great, but the wheels come off the forecast by the weekend 3:14 Weather forecast: Highs near 70 degrees 3:05 Partly cloudy, with summer-like temperatures 3:19 May 1 may be cloudy, but we have optimism for the rest of Boston's forecast 3:41 Sun will slowly chew away at the cloud cover this afternoon