Posted by Today's Weather

Channel 5 (2:36) -- Harvey Leonard breaks down when the heaviest rain falls, and how it will impact your morning commute. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news: http://www.wcvb.com Like us: https://www.facebook.com/wcvb5 Follow us: https://twitter.com/WCVB Instagram: https://www.instagram.com/wcvb5/