The reason Ellesmere and the Baffin Islands are warmer is because that is where the Gulf Stream now dumps its heat:
http://polar.ncep.noaa.gov/ofs/viewer.shtml?-natl-temp-0-small-rundate=latest
The Gulf Stream no longer warms Eurpoe.
nor Europe either...
But even that seems to be fixing itself...:^)
Canadian numbers for Resolute Airport...
Tuesday Clear. Low minus 34. High minus 32.
Wednesday Clear. Low minus 35. High minus 34.
Thursday Clear. Low minus 34. High minus 29.
Friday Clear. Low minus 32. High minus 30.
Normal is high = minus 29 and low = minus 36
Almost back to normal.
...but living in Arizona (70F today) I just can't imagine those temperatures...:^)