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::

Optional Date to Highlight on Map:
Select Forecast Office:
Warning Type:
Include only issuance or also updated (SVS, etc):
Image Pixel Size @100 DPI
Image Resolution (DPI) (50 to 500)
Select Output Format:

Plot Description:

Some of the warnings that the National Weather Service issues includes a storm motion vector. This application plots the speed vs direction of the vector and includes a kernel density estimate (KDE) overlay. You can optionally pick a date to highlight on the chart. This date is a central time zone date.

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.