Automated Data Plotter

This application dynamically generates many types of graphs. These graphs are derived from processing of various data sources done by the IEM. Please feel free to use these generated graphics in whatever way you wish. Reset App. The IEM Explorer application offers a simplified frontend to some of these autoplots.


First, select a chart type::


Second, select specific chart options::

Select ARTCC/Alaska Zone:
Start UTC Date (inclusive):
(YYYY/mm/dd)
Start UTC Date (inclusive):
(YYYY/mm/dd)
Image Pixel Size @100 DPI
Image Resolution (DPI) (max 500)
Select Output Format:

Plot Description:

This autoplot presents a time series of UTC daily PIREP totals by ARTCC or Alaska Zone. The chart presents daily totals for PIREPs that contain icing (/IC), turbulence (/TB), icing or turbulence and all reports.

Each chart presents a simple average over the plot and a trailing 30 day average.


Based on a sampling of recent timings for this application, plot generation time has averaged 31 seconds. Hold on for the plot is generating now!


View Data (as csv)   Download as Excel  
If you notice plotting issues with the image above, please do let us know by providing the URL address currently shown by your web browser.

IEM Daily Features using this plot

The IEM Daily Features found on this website often utilize plots found on this application. Here is a listing of features referencing this plot type.