5/31 (central track -east-west)

• Example of a series of bug plumes

• There is a broad weak-echo layer above these plumes, and also a thin layer above it, in the mixed layer stable layer - Peggy saw this as a haze layer - the WCRecho is just strong enough to hint at its existence

• King Air sounding just before this leg:

May 31 2002Time (UTC)Flight level: 60 m AGL

dBZ

WCR zenithantennareflectivity

Height above flight level(m)

6 minute time series: Note the distinct plumes & ill-defined thin layer on top

Time (UTC)

Height above flight level(m)

Flight level: 60 m AGL

Time (UTC)

Time (UTC)

Time (UTC)

dBZMay 31 2002 WCR zenith antenna