https://hdl.handle.net/21.12132/3.fcb1c89ab4434692 1.0 https://instrumentdb.out.ocp.fmi.fi/instrument/fcb1c89a-b443-4692-a1c9-7e17c168629d DWD FD12P German Meteorological Service 02nrqs528 Vaisala Oyj 05yhgzh28 Vaisala FD12P present weather sensor visibility cumulative rainfall cumulative snowfall rainfall rate 1997-01-01 https://library.wmo.int/idurl/4/41796 https://doi.org/10.3390/rs15164079