ZCZC SPCSWOMCD ALL
ACUS11 KWNS 290329 
SPC MCD 290329 
NCZ000-SCZ000-GAZ000-TNZ000-290430-

MESOSCALE DISCUSSION 0467
NWS STORM PREDICTION CENTER NORMAN OK
1029 PM CDT MON APR 28 2014

AREAS AFFECTED...WRN NC...WRN SC AND NERN GA

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 

VALID 290329Z - 290430Z

PROBABILITY OF WATCH ISSUANCE...60 PERCENT

SUMMARY...SEVERE THREAT MAY INCREASE FROM WRN NC...WRN SC THROUGH
NERN GA. THREAT WILL EXIST FOR SUPERCELLS CAPABLE OF PRODUCING
ISOLATED TORNADOES...LARGE HAIL AND DAMAGING WIND.

DISCUSSION...SCATTERED CONVECTION INCLUDING A FEW THUNDERSTORMS ARE
DEVELOPING WITHIN ZONE OF WARM ADVECTION FROM NERN GA THROUGH WRN
NC. A COUPLE OF THESE STORMS HAVE TAKEN ON AT LEAST MARGINAL
SUPERCELL CHARACTERISTICS. VWP DATA INDICATE 35-40 KT DEEP SHEAR AND
100-150 M2/S2 0-1 KM STORM RELATIVE HELICITY. WIND PROFILES WILL
BECOME MORE FAVORABLE FOR SUPERCELLS WITH TIME AS THE LLJ SHIFTS EWD
IN ASSOCIATION WITH AN UPPER JET ROTATING THROUGH BASE OF UPPER
TROUGH. A WARM FRONT WAS ALSO LOCATED FROM SRN NC NWWD THROUGH NERN
TN. SOUTH OF THIS BOUNDARY THE ATMOSPHERE IS ONLY MARGINALLY
UNSTABLE...BUT IS MOISTENING WITH DEWPOINTS RISING INTO THE LOW 60S.
THEREFORE...THE THREAT FOR SEVERE STORMS MAY INCREASE THROUGH THE
MORNING.

..DIAL/HART.. 04/29/2014

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

ATTN...WFO...GSP...MRX...FFC...

LAT...LON   35378373 35908275 35648207 34558283 34088408 35378373 

NNNN