SPC AC 090810
   
   DAY 3 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0310 AM CDT SAT OCT 09 2004
   
   VALID 111200Z - 121200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...SYNOPSIS...
   MODELS IN GENERAL AGREEMENT WITH UPPER PATTERN ACROSS THE U.S.
   MONDAY...AS THE NATION IS DOMINATED BY A PAIR OF SLOW MOVING UPPER
   LOWS WITHIN SPLIT FLOW REGIME. IN ADDITION...REMNANTS OF T.S.
   MATTHEW MAY LIFT NWD AND WEAKEN/DISSIPATE OVER THE CENTRAL GULF
   COAST STATES DURING THE PERIOD.  
   
   ...SRN GREAT BASIN...
   UPPER LOW OVER THE SRN GREAT BASIN IS EXPECTED TO RETROGRADE
   SLIGHTLY WWD TOWARDS CA THROUGH THE PERIOD.  THOUGH MID LEVEL COLD
   POCKET AND ASSOCIATED STEEP LAPSE RATES ASSOCIATED WITH THIS SYSTEM
   MAY SUPPORT A FEW STRONGER STORMS MONDAY AFTERNOON OVER THE SRN
   INTERMOUNTAIN REGION...OVERALL SEVERE THREAT APPEARS LIMITED ATTM.  
   
   
   ...CENTRAL GULF COAST STATES...
   A SLOW MOVING UPPER LOW...LOCATED OVER THE SRN/CENTRAL PLAINS AT THE
   BEGINNING OF THE PERIOD...IS EXPECTED TO MOVE EWD TOWARDS THE MS
   RIVER VALLEY AS AN OPEN TROUGH MONDAY. BROAD AREA OF MODEST LOW AND
   MID LEVEL FLOW /I.E. 25-30 KT/ WILL CONTINUE ACROSS THIS REGION WITH
   REMNANTS OF MATTHEW...AND AHEAD OF THIS SLOW MOVING UPPER SYSTEM. 
   IN ADDITION...LOW LEVELS WILL REMAIN RELATIVELY MOIST AND SUPPORT
   MARGINAL INSTABILITY DESPITE SMALL LAPSE RATES.  HOWEVER...
   UNCERTAINTY ABOUT T.S. MATTHEW AND AVAILABLE INSTABILITY MONDAY
   SUGGEST SEVERE THREAT REMAINS TOO LIMITED TO WARRANT PROBABILITIES
   ATTM.
   
   ..EVANS.. 10/09/2004
   
   ...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 1100Z