Wave height and direction histogram

Monatliche Wellenhöhe / monthly waveheight:   Jan Jan Helgoland   Feb Feb Helgoland   Mar Mar Helgoland   Apr Apr Helgoland   May May Helgoland   Jun Jun Helgoland   Jul Jul Helgoland   Aug Aug Helgoland   Sep Sep Helgoland   Oct Oct Helgoland   Nov Nov Helgoland   Dec Dec Helgoland

HEL_year2009 one year Helgoland HELrose2009
HELscatter2009_02 HELscatter2009_01