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:

Threshold Temperature (F)

Stretch of Hours Above Threshold

Stretch of Hours Below Threshold

Image Pixel Size @100 DPI

Image Resolution (DPI) (50 to 500)

Select Output Format:

Plot Description:

This plot uses hourly 4 inch depth soil temperature observations from the ISU Soil Moisture Network. It first plots the first period each year that the soil temperature was at or above a threshold degrees for at least X number of hours. It then plots any subsequent periods below 50 degrees for that year.

3 Generated Chart

Based on recent timings, plot generation averages 7 seconds. Please wait while your chart is being generated...

If you notice plotting issues with the image above, please contact us and provide 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.

20 May 2024: Avoided May Cold
29 Apr 2016: Soil Periods