MESOSCALE DISCUSSION 1859
   NWS STORM PREDICTION CENTER NORMAN OK
   0359 PM CDT TUE AUG 03 2004
   
   AREAS AFFECTED...FAR NWRN OK AND OK PANHANDLE...NRN TX
   PANHANDLE...SWRN AND CENTRAL KS
   
   CONCERNING...SEVERE THUNDERSTORM POTENTIAL 
   
   VALID 032059Z - 032300Z
   
   ISOLATED THUNDERSTORMS WITH LOCALIZED DAMAGING WINDS POSSIBLE FROM
   CENTRAL KS SWWD INTO THE NRN TX PANHANDLE THROUGH THIS EVENING.
   
   AT 2045Z...TOWERING CU HAVE INCREASED IN DEEPLY-MIXED BOUNDARY LAYER
   REGIME FROM THE NRN TX PANHANDLE NEWD INTO S-CENTRAL KS. REGION IS
   IN CLOSE PROXIMITY TO STRONG UPPER RIDGE CENTERED OVER W-CENTRAL
   TX...WITH PREVAILING SWLY 20-25KT MID-LEVEL FLOW AND 20-25 KT
   SFC-6KM SHEAR. ABSENCE OF FORCING MECHANISMS ALOFT SUGGEST T-STORM
   DEVELOPMENT WILL RELY ON BOUNDARY LAYER CONVERGENCE ALONG SURFACE
   TROUGH EXTENDING FROM N-CENTRAL KS SWWD INTO THE NWRN TX PANHANDLE.
   SURFACE TEMPERATURES AROUND 100F WITH SURFACE DEWPOINT DEPRESSIONS
   AROUND 40F SUGGEST ISOLATED DRY MICROBURSTS ARE POSSIBLE ALONG THIS
   AXIS...WITH LOCALIZED DAMAGING WIND POTENTIAL. MLCAPE VALUES OF
   1000-1500 J/KG WILL PERSIST THROUGH THIS EVENING MAINTAINING THREAT
   OF ISOLATED SEVERE STORMS THROUGH SUNSET.
   
   ..BANACOS.. 08/03/2004
   
   
   ATTN...WFO...ICT...OUN...DDC...AMA...
   
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