Click once on any data series to lock its highlight. Click again to unlock. Click-and-drag to zoom on either axis. Double-click to reset zoom.
To apply a rolling average or adjust the default, modify the value in the small text box and hit 'enter'. (1 = no averaging)
Use the X-Axis Range Selector handles at each end to zoom the time period for dragging. Its mini-plot shows the average of all data traces (including those not visible).

1980 - 2014 Climatological Indices (Percentiles)

Index selected according to:   Water Year Total

Percentile:

Min 10% 25% 50% 75% 90% Max