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.
Second, select specific chart options::
Plot Description:
Gantt chart of watch, warning, and advisories issued by an NWS Forecast Office for a start date and number of days of your choice. The duration of the individual alert is the maximum found between the earliest issuance and latest expiration.Based on a sampling of recent timings for this application, plot generation time has averaged 2 seconds. Hold on for the plot is generating now!

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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.
- 13 Dec 2022: Week of Headlines
- 11 Feb 2021: Active Winter Weather
- 02 Dec 2019: Eventful Thanksgiving Week
- 27 Oct 2017: The Gamut of Products
- 27 Dec 2016: Active Four Days
- 17 Feb 2016: Active Two Weeks
- 09 Jan 2015: Busy Week
- 24 Jan 2014: January Headlines