SPC AC 021110
   
   DAY 3 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0610 AM CDT THU OCT 02 2003
   
   VALID 041200Z - 051200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...SYNOPSIS...
   OMEGA BLOCK PATTERN WILL HOLD OVER THE U.S. SATURDAY...WITH SLOW
   MOVING UPPER SYSTEM CURRENTLY SHIFTING INTO THE 4-CORNERS REGION
   LOSING AMPLITUDE AND GETTING SWEPT INTO STRONGER WLY FLOW ASSOCIATED
   WITH ERN U.S. TROUGH.  THUNDERSTORMS SHOULD CONTINUE OVER THE SRN
   ROCKIES INTO THE 4-CORNERS REGION WITHIN STEEP LAPSE RATES. 
   ALSO...SURFACE COLD FRONT IS EXPECTED TO STALL ALONG THE RED RIVER
   VALLEY SATURDAY MORNING.  AS SWRN U.S. SYSTEM SHIFTS EWD...
   INCREASING LARGE SCALE ASCENT AND WEAK INSTABILITY WILL LIKELY
   SUPPORT INCREASING CONVECTION ALONG AND NORTH OF THE SURFACE FRONT
   DURING THE LATTER HALF OF THE PERIOD.  THUNDERSTORMS ARE ALSO
   EXPECTED TO PERSIST WITHIN COLD MID LEVEL COLD POCKET OVER THE GREAT
   LAKES ALONG AND AHEAD OF COLD FRONT SHIFTING INTO THE NORTHEASTERN
   U.S.
   
   FORECAST SOUNDINGS INDICATE INSTABILITY WILL REMAIN WEAK ACROSS
   THESE AREAS...AND SEVERE THUNDERSTORM PROBABILITIES ARE NOT
   WARRANTED ATTM.
   
   ..EVANS.. 10/02/2003
   
   ...NOTICE...
   FOR USERS DECODING THE POINTS PARAGRAPH HEREIN...LATITUDE AND
   LONGITUDE POINTS FOR THE CATEGORICAL AND PROBABILISTIC OUTLOOK
   GRAPHICS ALSO ARE LOCATED IN A SEPARATE PRODUCT UNDER THE WMO
   HEADINGS WUUS01 PTSDY1...WUUS02 PTSDY2...AND WUUS03 PTSDY3.  THE
   INCLUSION OF POINTS IN THIS PRODUCT WILL EVENTUALLY BE DISCONTINUED.
   
   NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED FOR 1200Z