CI has been occurring along a cold front stretching from the surface low over the upper Midwest. The UAHCI has been producing Strength of Signals values over 60 for many of the southern storms that have begun developing in Iowa and Missouri. This example of the UAHCI at 1915 UTC occurs near in Northeast Kansas, yet with the fast flow, the cell did not initiate until just south of the Iowa border in Missouri. The UAHCI algorithm produced approximately 20 minute lead time on this particular cell considering satellite scan time and algorithm run time. The radar imagery in the second image is from 1951 UTC.


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