Observations of Coastally Transitioning West African Mesoscale Convective Systems during NAMMA

Table 2

Mean environmental indices prior to, during, and after MCS progression through the NPOL domain for each case type. LL indicates low-level and in this circumstance is a 0–5 km value. R is the Bulk Richardson number.

	CAPE (J kg^−1)	LL CAPE (J kg^−1)	CIN (J kg^−1)	LFC hgt (km)	R
Pre-MCS
TCP	2290	335	−22	0.6	21.9
NTCP	1555	250	−73	2.0	23.2
During-MCS
TCP	1549	276	−83	2.6	15.9
NTCP	1899	407	−22	1.5	42.5
Post-MCS
TCP	555	157	−124	2.3	42.1
NTCP	660	164	−152	2.5	14.7