Mean, Median by all, state, and elevation, date Mean, Median by elevation + date, state + date, elevation + state + date Stacked area chart of snow over time by elevation.
group data by year, month group data by state, year,month group data by elevation, year, month group data by elevation, state, year,month
Somehow work data, elevation and snow level, possibly with lat/lng together.
Stacked area chart date x-axis totals y-axis color elevation, in 1000 ft bands