For all closings you can go to:
This website, it will be announced on the main or Home page.
WHSV: Click on this link: http://www.whsv.com/closings, Also on comcast channel 3.
NBC29: Click on this link: http://www.nbc29.com/Global/category.asp?C=89104&nav=menu496_2_5 Also on comcast channel 4
