Aviso Data access services (FTP, Opendap, Extraction service, LAS) will be momentarily unavailable due to maintenance on Saturday September 29th, 2012 between 6:00 am to 4:00 pm UTC. For the same reasons, the Aviso website will be unavailable for a shorter duration during the morning of Saturday September 29th, 2012. We apologize for the inconvenience.