Automated Data Plotter

This application dynamically generates many types of graphs derived from various IEM data sources. Feel free to use these generated graphics in whatever way you wish.

Reset App IEM Explorer (Simplified)

1 Select a Chart Type

Choose from available chart types:

2 Configure Chart Options

Select Station #1:

Select Station #2:

Which variable to plot?

By how much warmer [F] or wetter [inch]

Image Pixel Size @100 DPI

Image Resolution (DPI) (50 to 500)

Select Output Format:

Plot Description:

This plot presents the daily frequency of the first station having a higher value than the second station.

3 Generated Chart

Based on recent timings, plot generation averages 2 seconds. Please wait while your chart is being generated...

CSV Data Excel Download

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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.

11 Aug 2023: Waterloo vs Des Moines
09 Sep 2021: Des Moines vs Waterloo
05 Feb 2020: Cedar Rapids warmer than Des Moines
22 Feb 2018: Southeast vs Northwest Iowa
17 May 2016: Northeast was a lot warmer