Weather July 24, 2021 8:20 am Mostly Sunny, Dry Weekend Today: Sunny Highs in the upper 70’s -low 80s. Tonight: Increase in cloud coverage. Lows in the 60s Tomorrow: AM showers and a chance for isolated severe storms. US & World Videos 2:35 Sumner Tunnel closed for weekend 20:21 Karen Read trial: Jen McCabe testifies ‘hos long' search was made after John O'Keefe was found 2:07 Same-sex marriage: Cambridge marks 20 years since the first in Mass. 1:59 Highly anticipated witness in Karen Read trial to take stand 4:04 Student violence impacts schools across Mass.