Jun 28, 2013 0600 UTC Day 1 Convective Outlook

DAY 1 CONVECTIVE OUTLOOK  

   NWS STORM PREDICTION CENTER NORMAN OK
   1246 AM CDT FRI JUN 28 2013

   VALID 281200Z - 291200Z

   ...THERE IS A SLGT RISK OF SVR TSTMS FROM A PORTION OF THE SERN
   STATES INTO THE MID ATLANTIC...ERN OH VALLEY AND A PART OF THE NERN
   U.S....

   ...SYNOPSIS...

   SYNOPTIC PATTERN WILL UNDERGO FURTHER AMPLIFICATION FRIDAY WITH A
   RIDGE BUILDING OVER THE WRN STATES AND UPPER LOW DEEPENING IN THE
   EAST. SEVERAL SMALLER SCALE VORTICITY MAXIMA WILL MIGRATE THROUGH
   THE ERN U.S. UPPER LOW. A COLD FRONT WILL ADVANCE SWD THROUGH THE
   SRN PLAINS...LOWER MS AND TN VALLEYS WITHIN THE AMPLIFYING NWLY FLOW
   REGIME. FARTHER EAST AN AREA OF LOW PRESSURE WILL PERSIST OVER THE
   OH VALLEY AND NERN STATES WITH A LEE TROUGH EXTENDING SWD THROUGH
   THE MID ATLANTIC AND CAROLINAS. 

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