Sharing "always current" views of images (thanks to Mike Fiorino for producing them!) from this research:  http://ruc.noaa.gov/hfip/tcgen/
which is described further here:  http://ruc.noaa.gov/hfip/tcgen/doc/
Click below images for them to open in a new window.
CMC:  

ECM2

GFS

NAVGEM

FIM8

RTFIM9

UKMET

GEOS-5
