Well, you can see it developing now in this animation (Sunday 6pm), rather impressive cyclogenesis,
http://www.sat24.com/frame.php?html=zoom&xas=87&yas=85
AFAIK this is the only close to realtime MSLP analysis chart for the N Atlantic - plotted metars, ship and buoy reports, (there's a time lag on the MO ones):
http://meteocentre.com/analyse/map.p...ng=en&map=AtlN