SPC MESOSCALE DISCUSSION 1754 FOR
CONCERNING...TORNADO WATCH 657...

VALID 061900Z - 062100Z

BAND OF STRONGER STORMS EXTEND FROM JUST S OF BGM TO E OF MGM THEN
SWD NE OF CEW.  VAD WIND PROFILES ACROSS CENTRAL AL STILL SHOWS
STRONG VERTICAL SHEAR PROFILES...DEEP LAYER SHEAR IS AROUND 40KT
AND STORM RELATIVE HELICITIES ARE NEAR 200 M2/S2 ASSUMING A STORM
MOTION OF 160/30.  POTENTIAL INSTABILITY IS MINIMAL AND WHAT
PRESSURE FALLS THAT ARE OBSERVRED ARE OVER NWRN AL/NERN MS.
THUS...THE POTENTIAL OF SHORT-LIVED TORNADOES ARE POSSIBLE IN
ASSOCIATION WITH THE REMNANTS OF T.S. BARRY.

..MCCARTHY.. 08/06/01