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[Chicago WX]

A thread for the cold and warm lovers...a comparison of two opposite Januaries, 1977 and 2006.

Per the NCDC region outlines, here's the average temperatures for both months and their all time ranks (1895 to 2012).
http://www.ncdc.noaa...3/regional.html

Ohio Valley Region (MO, IL, IN, OH, KY)
January 1977: 15.1 - coldest on record
January 2006: 40.7 - warmest on record

Upper Midwest Region (IA, MN, WI, MI)
January 1977: 2.9 - 2nd coldest on record; -1.5 in 1912
January 2006: 28.3 - warmest on record

January 1977 and 2006 statistics. Data taken from NWS sites, EC site, and the Utah Climate Center.
AVG MAX (average high temperatures), AVG MIN (average low temperatures), AVG TEMP (average monthly temperature), MAX <32 (number of daily high temperatures of 32 or lower), MIN <0 (number of daily low temperatures below zero), MIN <20 (number of daily low temperatures below 20 degrees), LOW MAX (lowest daily high temperature), HIGH MAX (highest daily high temperature), LOW MIN (lowest daily low temperature)

 January 1977 and 2006 Stats A.png   160.88K   1 downloads

 January 1977 and 2006 Stats B.png   157.31K   1 downloads

January 1977 and 2006 average temperature departures, using the current normals (1981-10).

 January 1977 Temperatures.png   340.49K   0 downloads

 January 2006 Temperatures.png   324.53K   0 downloads

January 1977 and 2006 composite mean 500H maps.

 January 1977 500H Mean.gif   40.37K   0 downloads

 January 2006 500H Mean.gif   36.12K   0 downloads

January 1977 and 2006 indices.
ENSO, AO, NAO, and PNA data from the Climate Prediction Center.
EPO data from WxMidwest: http://www.wxmidwest.com/epo/

 January 1977 and 2006 Stats C.png   14.92K   0 downloads

[Hoosier]

Nice job