KLIWAS Seite 30 KLIWAS Climatology of North Sea Fronts MEAN 2003 - 2011 frontzone vector direction West North East South West gradient vector points from cold to warm © Brockmann Consult GmbH 2013 № MODIS SST frontzone vector direction Fig. 20: Direction of mean gradient vector for frontal zone based on the data of the MODIS sensor on AQUA 2003 - 2011 N .0£olS N cSS N ,0£,Z5