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Mesoscale Discussion 308
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   MESOSCALE DISCUSSION 0308
   NWS STORM PREDICTION CENTER NORMAN OK
   0756 PM CDT WED MAR 21 2007
   
   AREAS AFFECTED...WRN TX...FAR SW OK
   
   CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
   
   VALID 220056Z - 220200Z
   
   SCATTERED STORMS ACROSS NWRN TX COULD INTENSIFY THROUGH THE EVENING
   WITH SOME SVR HAIL AND/OR WIND POSSIBLE. A WATCH COULD BE REQUIRED
   OVER NWRN TX/SWRN OK IF STORMS BECOME BETTER ORGANIZED IN NEXT
   SEVERAL HOURS.
   
   SURFACE ANALYSIS SHOWS MOISTURE RETURNING NWD ACROSS NW TX WITH
   DEWPOINTS INTO THE 55-60 F RANGE. AREA PROFILERS AND VWPS SHOW WARM
   ADVECTION PROFILES IN THE LOW LEVELS...WITH OVERALL SHEAR PROFILES
   MARGINAL FOR SUPERCELLS. CURRENT SUB-SEVERE MULTICELLULAR STORMS MAY
   INTENSIFY AS THEY CONTINUE EWD INTO RELATIVELY MOIST ENVIRONMENT
   WITH SHEAR PROFILES MORE FAVORABLE FOR SUSTAINED/SEVERE STORMS. 00Z
   SOUNDINGS INDICATE CAPPING IS NOT PARTICULARLY STRONG...THEREFORE
   UPDRAFT REGENERATION SEEMS LIKELY ALONG OUTFLOW.
   
   ..JEWELL.. 03/22/2007
   
   
   ATTN...WFO...OUN...SJT...LUB...AMA...MAF...
   
   32660254 33060243 33980178 34750134 35310095 35520058
   35760009 35749944 35389903 34439914 33759936 32570022
   32170062 31300155 31310217 31300229 31710245 
   
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