[MCD] SWOMCD

MCD at goshenarc.org MCD at goshenarc.org
Thu Jul 14 17:19:52 UTC 2005


ACUS11 KWNS 141729
SWOMCD
SPC MCD 141729 
SCZ000-GAZ000-141930-

MESOSCALE DISCUSSION 1749
NWS STORM PREDICTION CENTER NORMAN OK
1229 PM CDT THU JUL 14 2005

AREAS AFFECTED...ECENTRAL GA...SC

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 141729Z - 141930Z

CONVECTION DEVELOPING OVER ECENTRAL GA SHOULD BECOME SOMEWHAT
ORGANIZED AS IT MOVES INTO SC THROUGH THE AFTERNOON...WHILE LIKELY
POSING AN ISOLATED SVR WIND THREAT. ADDITIONAL ISOLATED STORMS
DEVELOPING OVER SC MAY ALSO POSE A THREAT FOR ISOLATED DMGG WINDS.

WV IMAGERY SHOWS SUBTLE MCV OVER CENTRAL GA. RECENT MONTGOMERY VWP
INDICATED AROUND 20-25 KTS OF UNIDIRECTIONAL WLY WINDS IN THE 2-6 KM
LAYER ASSOCIATED WITH THIS FEATURE. THE LEADING EDGE OF MID LEVEL
CLOUD COVER ASSOCIATED WITH THE MCV HAS AIDED IN THE DEVELOPMENT OF
A DIFFERENTIAL HEATING BOUNDARY ACROSS ECENTRAL GA. THIS BOUNDARY
WILL BE A FOCUS FOR TSTM DEVELOPMENT OVER THE NEXT FEW HOURS.
GRADUALLY INCREASING WAA AHEAD OF THE MCV SHOULD ALSO SUPPORT
ISOLATED STG-SVR TSTMS OVER SC ALONG SEA BREEZE FRONT AND OTHER
WEAKER SFC TROUGHS. MODERATE INSTABILITY WITH MLCAPES AROUND 2000
J/KG...COMBINED WITH AFOREMENTIONED WIND FIELDS SPREADING EWD ACROSS
SC THROUGH THE AFTERNOON...SUGGEST THAT ISOLATED DMGG WINDS WILL BE
POSSIBLE.

..CROSBIE.. 07/14/2005

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

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

34567966 34688060 34848174 33958260 33048273 32598273
32248244 32218118 32708033 33707904 








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