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:

Month Limiter

Image Pixel Size @100 DPI

Image Resolution (DPI) (50 to 500)

Select Output Format:

Plot Description:

This plot displays the average dew point at a given wind direction. The average dew point is computed by taking the observations of mixing ratio, averaging those, and then back computing the dew point temperature. With that averaged dew point temperature a relative humidity value is computed.

3 Generated Chart

Based on recent timings, plot generation averages 10 seconds. Please wait while your chart is being generated...

CSV Data Excel Download

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.

14 Aug 2024: August Dew Points
09 Nov 2022: Nov Dew Point by Wind Direction
19 Jan 2021: January Dew Points
11 Jul 2019: July Dew Points by Wind Direction
25 Oct 2018: October Dew Points + Winds
07 Mar 2017: March Dew Points
05 Nov 2015: November Winds + Dew Points
19 Jun 2015: Wind Direction and Dew Point