data_vars ["hs"]

hs

alt_names	'hm0'
cmap	'cmo.amp'
name	None
squeeze	None
search_order	'sn'
add_loc	False

["attrs"]

standard_name	'sea_surface_wave_significant_height' 'significant_height_of_wind_and_swell_waves'
long_name	'Significant wave height' 'Significant height of wind and swell waves'
units	'm'

["select"]

Empty dictionary