[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 121603
SWOMCD
SPC MCD 121602
VAZ000-NCZ000-SCZ000-TNZ000-GAZ000-ALZ000-121700-

MESOSCALE DISCUSSION 1109
NWS STORM PREDICTION CENTER NORMAN OK
1102 AM CDT TUE JUN 12 2007

AREAS AFFECTED...THE SRN APPALACHIANS

CONCERNING...SEVERE POTENTIAL...WATCH LIKELY

VALID 121602Z - 121700Z

WW WILL LIKELY BE NEEDED FOR PARTS OF THE SRN APPALACHIANS FROM WRN
NC SWD TO NRN GA.

VISIBLE IMAGERY INDICATED CU AND TCU DEVELOPING OVER THE HIGHER
TERRAIN OF THE SRN APPALACHIANS LATE THIS MORNING FROM SWRN VA SSWWD
TO NRN GA.  SURFACE DEWPOINTS IN THE LOWER 60S REMAIN BACKED INTO
THE SRN/ERN FOOTHILLS OF THE APPALACHIANS AND WITH ADDITIONAL
SURFACE HEATING WILL SUPPORT A MODERATELY UNSTABLE AIR MASS THROUGH
THE AFTERNOON.  AN AXIS OF MUCAPE UP TO 2000 J/KG ALREADY EXTENDS
FROM SRN VA TO NRN GA.

WATER VAPOR IMAGERY SHOWED A WELL DEFINED CIRCULATION CENTER
TRACKING SSWWD TOWARD THE SRN APPALACHIANS AT THIS TIME...WITH
ATTENDANT ASCENT AND COLD MID LEVEL TEMPERATURES /-15 C AT 500 MB
PER 12Z UPPER AIR ANALYSIS/ AIDING IN TSTM DEVELOPMENT.  30-35 KT
NNWLY MID LEVEL JET...ALONG WRN PERIPHERY OF THIS MID LEVEL
CIRCULATION...EXTENDING FROM ERN KY TO NRN GA WILL PROVIDE
SUFFICIENT DEEP LAYER SHEAR THROUGH THE AFTERNOON FOR STORMS TO
BECOME ORGANIZED..

..PETERS.. 06/12/2007

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

ATTN...WFO...RNK...GSP...MRX...FFC...BMX...HUN...

36928136 36008114 34158273 33638356 33348521 33658579
34898557 35578395

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