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Displaying AFOS PIL: SWOMCD Product Timestamp: 2003-05-08 18:48 UTC
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713 ACUS11 KWNS 081848 SWOMCD SPC MCD 081848 DEZ000-MDZ000-VAZ000-PAZ000-DCZ000-WVZ000-OHZ000-082045- MESOSCALE DISCUSSION 0853 NWS STORM PREDICTION CENTER NORMAN OK 0148 PM CDT THU MAY 08 2003 AREAS AFFECTED...SRN PA...ERN VA AND MUCH OF MD CONCERNING...SEVERE THUNDERSTORM WATCH 301... VALID 081848Z - 082045Z ISOLATED SEVERE THUNDERSTORMS WILL CONTINUE TO MOVE SEWD AND OUT OF WW 301 INTO SERN VA AND THE SRN DELMARVA PENINSULA OVER THE NEXT HOUR. WE WILL MONITOR THIS AREA FOR THE POTENTIAL FOR ANOTHER WATCH...BUT LIMITED AREAL COVERAGE MAY PRECLUDE ANOTHER WATCH ISSUANCE. AIRMASS OVER ERN 2/3RDS OF THE WW 301 CONTINUES TO REMAIN COOL AND STABLE AND THUS THE SEVERE THREAT APPEARS TO BE MINIMAL OVER THIS AREA THROUGH THE REMAINDER OF THE WATCH TIME. OVER THE WRN 1/3 OF WW 301...SFC TEMPERATURES HAVE WARMED INTO THE UPPER 70S/LOWER 80S. THIS AIRMASS WAS SUPPORTING 1000-1500 J/KG OF MLCAPE. LOW LEVEL MASS CONVERGENCE ALONG AN INVERTED TROUGH TO THE NORTHWEST OF A SFC LOW OFF THE SERN VA COAST WILL ALLOW FOR CONTINUE PROPAGATION OF CONVECTION INTO SERN VA AND THE SRN DELMARVA. REGIONAL VWP/S OVER SERN VA/SRN DELMARVA SUPPORT SUFFICIENT SHEAR FOR AN ISOLATED SEVERE STORMS. ..CROSBIE.. 05/08/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...PHI...AKQ...CTP...LWX...PBZ... 38007776 40248079 40237740 38007444