[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 131735
SWOMCD
SPC MCD 131735 
SCZ000-GAZ000-131900-

MESOSCALE DISCUSSION 1737
NWS STORM PREDICTION CENTER NORMAN OK
1235 PM CDT WED JUL 13 2005

AREAS AFFECTED...ERN GA / SC

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 131735Z - 131900Z

ISOLATED STRONG TO DAMAGING WIND GUSTS WILL BE POSSIBLE FROM ERN GA
INTO MUCH OF SC THIS AFTERNOON.

WATER VAPOR IMAGERY INDICATED A SHORT WAVE TROUGH/MID LEVEL
CIRCULATION OVER NERN GA...WITH SHORT TERM MODELS SHOWING THIS
FEATURE CONTINUING TO TRACK SLOWLY EWD THIS AFTERNOON INTO SC.
LARGE SCALE ASCENT AHEAD OF THIS MID LEVEL TROUGH WILL SUPPORT
ADDITIONAL THUNDERSTORMS WITHIN AN AIR MASS THAT HAS BECOME
INCREASINGLY UNSTABLE /MLCAPE 2000-3000 J/KG/. DEEP LAYER WIND
FIELDS ARE GENERALLY WEAK /WSWLY AOB 20 KT/...BUT GIVEN
UNIDIRECTIONAL FLOW...STORMS WILL TEND TO EVOLVE INTO LINE SEGMENTS
AS ALREADY INDICATED BY REGIONAL RADARS.  DESPITE WEAK DEEP LAYER
SHEAR...THE VERY MOIST /SURFACE DEWPOINTS IN THE MID 70S/ AND
UNSTABLE AIR MASS WILL SUPPORT WET MICROBURSTS...WITH ANY COLD POOL
GENERATION ENHANCING THIS THREAT.

..PETERS.. 07/13/2005

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

ATTN...WFO...ILM...CHS...CAE...GSP...FFC...

33778289 34708269 34918209 34798108 34568016 33937914
33417908 32707999 32258079 31838137 32408240 32868285