Predicting Microbursts in the Northeastern U.S. Using Lightning Flash Rates and Simple Radar Parameters

Table 4

Time of 2σ maxima of each parameter with respect to the severe wind report.

Date	Total ltng. (minutes)	CC (minutes)	CG (minutes)	VIL (minutes)	Cloud top (minutes)	Echo top (minutes)
20120724	+6	+3	+6	+1	N/A	N/A
20130624	−34	−12	−34	+13	+13	N/A
20140703	+7	+1	+3	+1	N/A	0
20150612	+2	+2	−6	+6	N/A	N/A
20150623	+4	+4	−9	N/A	N/A	N/A
20150630	−21	−22	−2	+5	+6	N/A
20150803	−33	−33	−32	−31	+15	−5
20160701	−11	−23	−23	+15	−31	−3
Mean/SD	−8.4/18.1	−10.0/14.5	−10.6/14.9	1.4/15.3	−3.3/24.4	−2.7/2.5

Negative numbers indicate before the report, and positive numbers indicate after the report. N/A indicates maximum value was less than 2σ.