Boston August 31, 2017 11:35 pm Weather Forecast: Sunny and Breezy Thursday night: Mostly clear, chilly. Lows in the 40s and 50s. Friday: Mostly sunny, breezy. Highs in the 60s. Saturday: Partly cloudy. Highs in the 60s to near 70. US & World Videos 5:02 FORECAST: Spotty showers in parts of region on Sunday 3:35 FORECAST: Pop-up showers expected Sunday 3:25 Warm and sunny Saturday in New England 3:00 Weather forecast: Warm weekend 2:48 Forecast: Warm, dry start to the holiday weekend