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Mesoscale Discussion #0293 issued at 2000 UTC 8 April 2010
MESOSCALE DISCUSSION 0293
NWS STORM PREDICTION CENTER NORMAN OK
0300 PM CDT THU APR 08 2010
   
AREAS AFFECTED...CNTRL AND ERN GA THROUGH WRN SC
   
CONCERNING...SEVERE POTENTIAL...WATCH LIKELY 
   
VALID 082000Z - 082200Z
   
STORMS ARE EXPECTED TO DEVELOP NEWD THROUGH CNTRL AND ERN GA AND
EVENTUALLY INTO WRN SC THIS AFTERNOON. THE PRIMARY THREATS WILL BE
ISOLATED DAMAGING WIND AS WELL AS ISOLATED TORNADOES. WW WILL LIKELY
BE NEEDED SOON.
   
A COLD FRONT EXTENDS FROM THE SRN APPALACHIANS SWWD THROUGH NRN GA
INTO SERN AL. SURFACE DEWPOINTS IN THE LOW 60S HAVE ADVECTED NEWD
THROUGH THE PRE-FRONTAL WARM SECTOR...BUT WIDESPREAD CLOUDS AND
MODEST LAPSE RATES ARE LIMITING MLCAPE TO UNDER 1000 J/KG. STORMS
WILL LIKELY CONTINUE DEVELOPING ALONG FRONT AND PRE-FRONTAL WARM
CONVEYOR BELT THIS AFTERNOON INTO THE EVENING. STRONG MID-UPPER FLOW
WILL PERSIST DOWNSTREAM FROM UPPER TROUGH...AND HODOGRAPHS IN WARM
SECTOR WILL BE MAXIMIZED ALONG NEWD MIGRATING LOW LEVEL JET.
ORGANIZED STORMS INCLUDING LINEAR BOWING SEGMENTS AND SUPERCELLS
WILL REMAIN POSSIBLE. THE THERMODYNAMIC ENVIRONMENT IS NOT
OPTIMAL...BUT WILL REMAIN SUFFICIENT FOR A THREAT OF ISOLATED
DAMAGING WIND AND ISOLATED TORNADOES GIVEN FAVORABLE VERTICAL SHEAR.
   
..DIAL.. 04/08/2010
   
   
ATTN...WFO...CAE...GSP...FFC...
   
LAT...LON   33458203 32148260 31888378 32228452 33298392 34258305
            34278195 33458203 



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