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Mesoscale Discussion 136
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   MESOSCALE DISCUSSION 0136
   NWS STORM PREDICTION CENTER NORMAN OK
   1248 AM CST FRI FEB 25 2011
   
   AREAS AFFECTED...FAR ERN KY...SRN WV...WRN PARTS OF VA...AND NERN TN
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 250648Z - 250715Z
   
   DIMINISHING TREND IN OVERALL TSTM POTENTIAL ALONG NRN EXTENT OF TN
   VALLEY QLCS SUGGESTS A NEW WW EWD ACROSS FAR ERN KY...SRN WV... NERN
   TN AND PARTS OF WRN VA WOULD NOT BE NEEDED.  HOWEVER...GIVEN FORCING
   FOR ASCENT SPREADING EWD ATTENDANT TO A LEAD IMPULSE OVER ERN KY AND
   STRONG WIND FIELDS...LOCALLY STRONG WIND GUSTS WILL BE POSSIBLE
   /ESPECIALLY AT HIGHER ELEVATIONS/ AS A LINE OF SHOWERS/EMBEDDED
   TSTMS SPREADS ENEWD AT 50-60 KT.
   
   OBJECTIVE ANALYSES INDICATED THE AIR MASS OVER THE CENTRAL
   APPALACHIANS IS RATHER STABLE...WHICH SHOULD SUPPORT A CONTINUED
   DIMINISHING TREND AS THE NRN EXTENT OF THE KY/NERN TN ACTIVITY
   ADVANCES QUICKLY ENEWD.  THE DRASTIC REDUCTION IN LIGHTNING
   PRODUCTION SINCE 05-06Z IS INDICATIVE OF THE ACTIVITY OUTRUNNING THE
   BETTER INSTABILITY.
   
   ..PETERS.. 02/25/2011
   
   
   ATTN...WFO...RNK...RLX...GSP...MRX...JKL...
   
   LAT...LON   36028105 35698298 35938416 37858305 38488249 38798112
               38047985 36028105 
   
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