Considering that this question was posted on December 11, 2012 the most likely candidate was the F2 tornado that hit Hobsonville in Auckland, New Zealand on December 6, killing 3 people.
Albany
There were many tornadoes in Alabama in the week of April 25-28 with intensities ranging from EF0 to EF5. Here are the ratings of the most significant of those:Tuscaloosa-Birmingham tornado: EF4Hackleburg-Phil Campbell tornado: EF5Rainsville tornado: EF5Cullman tornado: EF4Shoal Creek tornado: EF4
Albany, North Shore
There've been tornado warnings for the Front Range and eastern CO, but I haven't seen any reports of tornados touching down anywhere.
The last tornado to hit Seattle was in 1971.
In the tornado outbreak of April 25-28 Alabama experienced 57 tornadoes.
A of May 28, 2012 the last tornado in Michigan was on March 12.
The last tornado to hit the Bronx was on July 25, 2010.
The last tornado to hit Taylor was the summer of 1980.
The last confirmed tornado was in Texas on September 17, 2011. It was rated EF0
The last tornado in England was formed on the Wednesday 28th of April 2012 in Essex!
As of May 16, 2012 the last tornado was two days ago.