SPC AC 020727

   DAY 3 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0227 AM CDT WED APR 02 2014

   VALID 041200Z - 051200Z

   ...THERE IS A SLGT RISK OF SVR TSTMS FROM A PORTION OF THE SERN
   STATES INTO THE TN AND OH VALLEYS...

   ...SYNOPSIS...

   VIGOROUS NEGATIVE TILT SHORTWAVE TROUGH WILL CONTINUE NEWD THROUGH
   THE OH VALLEY AND GREAT LAKES REGION. THE ATTENDANT SFC LOW WILL
   OCCLUDE OVER THE GREAT LAKES WHILE TRAILING FRONT ADVANCES THROUGH
   THE OH AND TN VALLEYS AND SERN STATES...REACHING THE MID ATLANTIC
   AND CAROLINAS BY 12Z SATURDAY.

   ...PORTION OF THE SERN STATES THROUGH TN AND OH VALLEYS...

   A PRE-FRONTAL SQUALL LINE SHOULD BE IN PROGRESS OVER THE OH...TN AND
   LOWER MS VALLEYS EARLY FRIDAY. SUFFICIENT PRE-CONVECTIVE INSTABILITY
   WILL EXIST IN THE PRESENCE OF STRONG DEEP LAYER WINDS FOR A THREAT
   OF DAMAGING WIND AS ACTIVITY DEVELOPS EWD DURING THE MORNING INTO
   THE EARLY AFTERNOON. HOWEVER...TENDENCY WILL BE FOR MOIST AXIS TO
   EVENTUALLY BE PINCHED OFF OVER THE OH VALLEY...WHILE THE STRONGER
   LOW-MID LEVEL WINDS AND DEEPER FORCING GRADUALLY LIFT NEWD AWAY FROM
   THE MORE UNSTABLE WARM SECTOR PRESENT OVER THE SERN STATES. THIS
   SUGGESTS GREATER SEVERE THREAT WILL BE FROM MORNING INTO MID
   AFTERNOON.

   ..DIAL.. 04/02/2014

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   NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0730Z