It looks like they changed the format of constant pressure analysis charts, does anybody have any info on this? or know anything about it?
http://www.nco.ncep.noaa.gov/pmb/nwprod/analysis/namer/nam/12/images/nam_700_000l.gif
http://www.nco.ncep.noaa.gov/pmb/nwprod/analysis/namer/nam/12/images/nam_700_000l.gif