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:
This plot presents the observed frequency of some daily event happening. Leap day (Feb 29th) is excluded from the analysis. If you download the data from this application, a placeholder date during the year 2001 is used.You can specify a given number of forward days to look for the given threshold to happen. Please be sure to review the aggregate function that you want used over this period of days.
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!

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.
- 04 Jun 2024: Three Days of 80+
- 19 Jul 2022: Six Days of 90+
- 07 Dec 2020: Three Days of 50+
- 18 Sep 2019: Reaching 90 degrees
- 08 Nov 2018: Daily Snowfall Frequencies