SNOW distributions under extreme CTI help page

Histograms of SNOW
for only days of extreme high and low CTI

Red bars stretching upward - show number of observations within each SNOW bin for only days of extreme high CTI, where bins are 0.5" wide with centers at the halves
Blue bars stretching upward - show number of observations within each SNOW bin for only days of extreme low CTI, where bins are 0.5" wide with centers at the halves
Black vertical line - threshold for extreme SNOW for all days