Meteorological unit of measurement describing the amount of cloud cover, ranging from 0 oktas (completely clear sky) through to 8 oktas (completely overcast)
meteorological unit of measurement describing the amount of cloud cover, ranging from 0 oktas (completely clear sky) through to 8 oktas (completely overcast) (en)
meteologia mezurunuo pri la kvanto de la ĉielo kovrita per nuboj; ekz. 0 oktonoj = sennuba ĉielo; 8 oktonoj = tute nube kovrita ĉielo (eo)