[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 122303
SWOMCD
SPC MCD 122302 
FLZ000-GAZ000-130030-

MESOSCALE DISCUSSION 1981
NWS STORM PREDICTION CENTER NORMAN OK
0602 PM CDT THU AUG 12 2004

AREAS AFFECTED...ERN FL AND EXTREME SERN GA

CONCERNING...TORNADO WATCH 744...

VALID 122302Z - 130030Z

TORNADO WATCH 744 EXPIRES AT 0100 UTC AND WILL PROBABLY NOT BE
REISSUED.  

CENTER OF REMNANT BONNIE WAS MOVING ACROSS EXTREME SERN GA SOUTH OF
THE KSAV AREA WITH A SURFACE TROUGH EXTENDING SWD INTO CNTRL FL. 
WINDS TO THE WEST OF THE TROUGH HAVE VEERED AND THE TORNADO THREAT
HAS DIMINISHED.  TO THE EAST OF THE TROUGH...LOW LEVEL FLOW REMAINS
SLY...WITH THE STRONGEST 0-1KM STORM RELATIVE HELICITY FROM KJAX
NEWD TO KSAV.  POSSIBLE TORNADIC TSTM MOVING NEAR/SOUTH OF KSAV AREA
WILL LIKELY MOVE OFFSHORE SERN GA BY 0000 UTC...ENDING THE TORNADO
THREAT.  FARTHER S...IT IS POSSIBLE THAT INCREASING SUBSIDENCE AHEAD
OF HRCN CHARLEY IS SPREADING NWD OVER SRN PARTS OF THE TORNADO WATCH
AND LIMITING DEEP MOIST CONVECTION.  THE TORNADO THREAT WILL
INCREASE AGAIN ACROSS CNTRL/SRN FL LATER THIS EVENING/OVERNIGHT AS
HRCN CHARLEY APPROACHES FROM THE SOUTH.

..RACY.. 08/12/2004

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...CHS...MLB...TBW...JAX...

27498183 31768205 31627947 27538026 

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