15 June 2002 Flt 785

Research Flight from Greeley (GXY)

Pilot: Charlie Summers

T. O. 16:22 MDT

T. D. 17:12 MDT

The initial targets were elevated thunderstorm cells to the NW, coming off the Foothills. After an initial pass through a cell at 325^o/32 nmi from GXY, an oil loss was noted and the aircraft returned to base.

A pulse of elevated NO was noted just after 1656 MDT (2256 UT) immediately following an abrupt field change indicating lightning near the aircraft.