- December 6, 2010
- December 7, 2010
- December 8, 2010
- December 9, 2010 (two-hour delay)
- December 13, 2010
- December 14, 2010
- December 15, 2010 (two-hour delay)
- December 16, 2010 (one-hour early dismissal)
- December 17, 2010 (two-hour delay)
- January 10, 2011 (two-hour delay)
- January 12, 2011
- January 13, 2011
- January 21, 2011
- January 24, 2011 (two-hour delay)
- January 26, 2011 (noon dismissal)
- January 27, 2011
- January 28, 2011
- February 1, 2011 (two-hour delay)
- February 8, 2011
- February 9, 2011 (two-hour delay)
- February 10, 2011 (two-hour delay)
- February 11, 2011 (two-hour delay)
- February 21, 2011 (two-hour delay, ISE)
- February 22, 2011 (two-hour delay)
- March 22, 2011 (two-hour delay, staff development)
- April 1, 2011 (two-hour delay, ISE)
- May 12, 2011 (two-hour delay, not weather-related)
- June 7, 2011 (two-hour delay, ISE)
dec 9 2010 ∞
may 17 2011 +
may 17 2011 +