Thanks Roger. Do you have any preferred links to the Eastern Pacific Oscillation and/or any that highlight overlapping centers of action/influence? Best Lesley-Ann Quoting "Roger R. Hill" <[log in to unmask]>: > Francis/Vavrus2012 mostly cited - but I also think the Eastern > Pacific Oscillation has had more to do with it last month with the > AO/NAO very + > > > Happy New Year to all > > -----Original Message----- > From: Climate & Meterology in Vermont > [mailto:[log in to unmask]] On Behalf Of Lesley-Ann Dupigny-Giroux > Sent: Tuesday, January 07, 2014 12:41 PM > To: [log in to unmask] > Subject: Polar vortex > > Happy New Year everyone!!! > > With the polar vortex being at the top of the news, I thought this > article might be most a propos. > > Best > Lesley-Ann > > <http://www.washingtonpost.com/blogs/capital-weather-gang/wp/2013/12/24/arctic-warming-jet-stream-coupling-may-portend-another-winter-of-extreme-storms-and-cold-air-outbreaks/> > -- > > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * > > Lesley-Ann L. Dupigny-Giroux, Ph.D. > Associate Professor & VT State Climatologist > University of Vermont > Department of Geography > 200 Old Mill Building > 94 University Place > Burlington, Vermont 05405-0114 > U.S.A. > > (802) 656-2146 (phone) (802) 656-3042 (facsimile) > > http://www.uvm.edu/~vtstclim > http://www.uvm.edu/~dclimnet > http://www.uvm.edu/~swac > http://www.uvm.edu/~geograph/?Page=Dupigny-Giroux.php > http://www.geospatialcareers.net/people/dupigny_giroux.html > http://www.vermontwoman.com/articles/0412/climatologist.shtml > * * * * * * * * * * * * * * * * * * * * * * * * * * * * ****** > > > --- > This email is free from viruses and malware because avast! Antivirus > protection is active. > http://www.avast.com -- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Lesley-Ann L. Dupigny-Giroux, Ph.D. Associate Professor & VT State Climatologist University of Vermont Department of Geography 200 Old Mill Building 94 University Place Burlington, Vermont 05405-0114 U.S.A. (802) 656-2146 (phone) (802) 656-3042 (facsimile) http://www.uvm.edu/~vtstclim http://www.uvm.edu/~dclimnet http://www.uvm.edu/~swac http://www.uvm.edu/~geograph/?Page=Dupigny-Giroux.php http://www.geospatialcareers.net/people/dupigny_giroux.html http://www.vermontwoman.com/articles/0412/climatologist.shtml * * * * * * * * * * * * * * * * * * * * * * * * * * * * ******