Iowa Environmental Mesonet
Iowa State University Department of Agronomy
IEM Cow (NWS Storm Based Warning Verification)
Data presented here is unofficial and should be used for
educational purposes only. This application allows you to view warnings
and storm reports issued by a Weather Forecast Office (WFO) for a period
of time of your choice. The application attempts to automatically provide
verification numbers for the warnings issued.
This application works for dates after 8 June 2005.
Storm Based Warnings
On the first of October 2007, the National Weather
Service began issuing warnings for tornados, severe weather, floods, and
marine hazards on a storm by storm basis. Previously, the warnings
were issued for an entire county. This application attempts to provide
verification statistics for these storm based warnings.
The images shown are taken from the NWS Storm Based Warnings website.
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