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Mesoscale Discussion 120
MD 120 graphic
   
   MESOSCALE DISCUSSION 0120
   NWS STORM PREDICTION CENTER NORMAN OK
   0135 PM CST MON FEB 23 2004
   
   AREAS AFFECTED...CENTRAL TX
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 231935Z - 232130Z
   
   ARE IS BEING MONITORED FOR POSSIBLE WATCH.
   
   LATEST VISIBLE SATELLITE IMAGERY HAS INDICATED CLEARING/HEATING OVER
   THE HILL COUNTRY/CENTRAL AREAS OF TX.  TEMPERATURES/DEW POINTS ARE
   INTO THE LOWER 70S AND AROUND 60 RESPECTIVELY. A LINE OF
   CU/TOWERING CU HAS DEVELOPED ALONG QUASI-DRYLINE FROM 30 W BWD - 10
   SE JCT - DRT AND WILL BE MOVING SLOWLY EWD INTO AREA WHERE AIR MASS
   CONTINUES TO DESTABILIZE.  MUCAPE IS BETWEEN 1000 AND 1500 J/KG
   ACROSS THIS AREA WITH MID LEVEL LAPSE RATES AROUND 7C/KM.  STORMS
   ARE EXPECTED TO DEVELOP WITHIN THIS AREA NEXT SEVERAL HOURS AND MAY
   PRODUCE MARGINAL HAIL.
   
   ..MCCARTHY.. 02/23/2004
   
   
   ATTN...WFO...HGX...FWD...EWX...SJT...
   
   31039885 31559796 31959750 31899662 30999709 30429662
   29599677 29339774 29189854 29480020 30789931 
   
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