Rosh HaShanah: Evening of September 29th, 2011 (Thurs) to September 30th, 2011 (Friday).

Yom Kippur: Evening of September 7th, 2011 (Friday) to September 8th, 2011 (Saturday).

Sukkot: Evening of October 13, 2011 (Wed.) to October 19th, 2011 (Wed).

Shemini Atzeret: October 20th, 2011 (Thursday)

Simhat Torah: October 21st, 2011 (Friday)

Hanukkah (Chanukah): December 21st, 2011 (Wed) to December 28th, 2011 (Wed)

Tu Bishvat: February 8th, 2012 (Wednesday)

Purim: March 8th, 2012 (Thursday)

Passover (Pesach): Evening of April 7th, 2012 (Saturday) to April 14th, 2012 (Saturday).

Holocaust Remembrance Day (Yom HaShoah): April19th, 2012 (Thursday)

Israel Memorial Day (Yom HaZikaron): April 25th, 2012 (Wednesday)

Israel Independence Day (Yom HaAtzmaut): April 26th, 2012 (Thursday)

Lag B'Omer: May 10th, 2012 (Thursday)

Shavuot: Evening of May 26th, 2012 (Saturday) to May 28th, 2012 (Monday).

Tisha B'Av: July 29th, 2012 (Sunday)