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

Which parameter:

Start Date:

(YYYY/mm/dd)

Select Map Extent

Select WFO: (used when plotting wfo)

Select State: (used when plotting state)

Image Pixel Size @100 DPI

Image Resolution (DPI) (50 to 500)

Select Output Format:

Plot Description:

This plot presents the current streak of days with a high or low temperature above or at-below the daily average temperature. You can also plot the number of days since last measurable precipitation event (trace events are counted as dry). This plot is based off of NWS CLI sites.

3 Generated Chart

Based on recent timings, plot generation averages 3 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 May 2025: Nearing Two Weeks
10 Sep 2024: Dry September Stretch
20 Nov 2023: Pushing Three Weeks
30 May 2023: Dry Two Weeks for Corn Belt
14 Jul 2022: Sioux City Streak
18 Jun 2020: Over a week for many
04 Mar 2020: Welcome Dryness
13 Mar 2019: Finally Breaking the Streak
31 May 2018: All May above average
07 Nov 2017: Nearing Two Weeks Below
12 Sep 2017: Dry Two Weeks
10 Nov 2016: Days Since Last Rain
28 Jun 2016: 20 straight in June
11 Mar 2016: Common Warmth
22 Oct 2015: Midwest Days Since Precipitation
27 Apr 2015: Current Streak
20 Feb 2015: East and West CONUS