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Nov 23, 2009 0100 UTC Day 1 Convective Outlook
Updated: Mon Nov 23 00:39:17 UTC 2009  (Print Version)
Probabilistic to Categorical Outlook Conversion Table (Effective Feb 14, 2006).
  | | |  
SPC Day1 0100Z Outlook Categorical SPC Day1 0100Z Outlook Categorical Legend
 Forecast Discussion
   SPC AC 230036
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0636 PM CST SUN NOV 22 2009
   
   VALID 230100Z - 231200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...NRN/CNTRL FL NEWD ALONG THE SERN ATLANTIC COAST...
   
   TSTMS ARE EXPECTED TO BECOME FOCUSED OVERNIGHT OFF THE SERN ATLANTIC
   COAST IN CONJUNCTION WITH DEEPENING SURFACE LOW ASSOCIATED WITH
   APPROACH OF WEAKENING MIDLEVEL SYSTEM THROUGH THE CNTRL/SRN
   APPALACHIANS.  WHILE 00Z CHS SOUNDING SAMPLED RATHER STRONG VERTICAL
   SHEAR...EFFECTIVE WARM SECTOR AND ATTENDANT SEVERE THREAT SHOULD
   REMAIN OFFSHORE THROUGH TONIGHT.
   
   FARTHER SW...TSTMS HAVE DIMINISHED ACROSS PARTS OF THE NRN/CNTRL FL
   PENINSULA THIS EVENING...THOUGH SCATTERED STORMS STILL CONTINUE OVER
   THE FAR ERN GULF OF MEXICO SW OF TPA.  THIS ACTIVITY MAY ATTEMPT TO
   MOVE ONSHORE LATER TONIGHT...BUT THE PRESENCE OF WEAK LAPSE RATES
   AND MARGINAL VERTICAL SHEAR SHOULD PRECLUDE ANY SEVERE THREAT.
   
   ..MEAD.. 11/23/2009
   
   CLICK TO GET WUUS01 PTSDY1 PRODUCT

   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z

        
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