Northern Hemisphere Winter Doom By Latitude Band

Winter temperatures in the Northern Hemisphere are dropping as much as 2.5C / decade over the last 7 years.

Yesterday my post was a look at the northern hemisphere by month over the last 7 years.

Today I am looking at the same time frame, but I am using the gridded HADCRUT4 data for Dec/Jan/Feb only. You will have to click on the image to get the full effect.

There are 7 latitude bands with yellow highlighting. The trend in those is from -.44C/decade to -2.49C/decade. And note the green 0 line. 0 is the 1961-1990 average, Anywhere the graph or trend crosses the green line it is colder than the 1961-1990 average. It was pretty cold in the 60s and 70s.

I wish I didn’t live in the 50th parallel.

Highlighted Dec Jan Feb HADCRUT4 By Latitude Band - Last 7 Years as of 2013-7

 

3 thoughts on “Northern Hemisphere Winter Doom By Latitude Band

  1. TSI is the cause of the drop is my feeling.
    Latest chart I can find on TSI..
    http://www.woodfortrees.org/plot/pmod

    Reconstructed TSI chart and info 1610 to 2010
    http://lasp.colorado.edu/home/sorce/data/tsi-data/#summary_table

    older chart Hansen did on TSI and N hem charts
    http://hockeyschtick.blogspot.com/2013/07/hansen-1988-sun-controls-climate.html

    Antarctica Sea Ice chart that is working.. Sea Ice way above mean.

    Steve G posted it http://stevengoddard.wordpress.com/2013/10/14/understanding-record-antarctic-ice/

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