fixed missing PWV color scale based on climatology
fixed missing PWV color scale based on climatology

scollis/SHARPpy,scollis/SHARPpy,blizzardwarriorwx/SHARPpy,djgagne/SHARPpy,blizzardwarriorwx/SHARPpy,blizzardwarriorwx/SHARPpy,blizzardwarriorwx/SHARPpy,djgagne/SHARPpy,scollis/SHARPpy,djgagne/SHARPpy,scollis/SHARPpy,djgagne/SHARPpy