Weather July 5, 2018 4:36 am Heat Wave Dying Down, But More Humidity Ahead Thursday: Hazy, hot, humid. Highs in the 80s and 90s. Thursday Night: Warm and humid. Lows in the 60s and 70s. Friday: Mostly cloudy, period of rain and storms. Humidity drops. Highs in the 80s. US & World Videos 2:50 Water main break floods Boylston Street in Back Bay 1:50 Man killed in Plainville house fire 2:23 Family demands justice 3 months after trooper's death 2:21 Holiday decorating on a budget 3:50 Obesity expert discusses new proposal for U.S. dietary guidelines