SPC AC 081912
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0112 PM CST SUN FEB 08 2004
   
   VALID 082000Z - 091200Z.
   
   ...NO TSTM AREAS FORECAST...
   
   ...SYNOPSIS...
   NRN PORTION OF MAIN MID- AND UPPER-LEVEL TROUGH -- WHOSE AXIS NOW
   EXTENDS FROM THE NRN PLAINS SWWD INTO THE SWRN U.S. -- WILL CONTINUE
   MOVING EWD INTO THE GREAT LAKES REGION THE REMAINDER OF THE PERIOD. 
   MEANWHILE...SWRN PORTION OF THIS TROUGH WILL REMAIN QUASI-STATIONARY
   ACROSS THE SWRN U.S. AS REINFORCING SHORT-WAVE FEATURE MOVES SWD
   FROM BRITISH COLUMBIA INTO CA BY THE END OF THE PERIOD.
   
   SURFACE BOUNDARY ASSOCIATED WITH LARGE-SCALE TROUGH IS MOVING ACROSS
   THE NRN PLAINS ATTM.  THIS FEATURE WILL CONTINUE EWD INTO THE GREAT
   LAKES REGION THROUGH THE PERIOD...WHILE SRN END OF BOUNDARY MOVES
   MORE SLOWLY SEWD INTO THE SRN PLAINS.
   
   LOW-LEVEL WARM ADVECTION REGIME WILL INCREASE ACROSS THE SRN PLAINS
   THROUGH THE PERIOD AHEAD OF THIS BOUNDARY...ALONG WITH SLOW AIRMASS
   DESTABILIZATION.  ALTHOUGH SCATTERED SHOWERS WILL LIKELY DEVELOP
   ACROSS PARTS OF THE RED RIVER VALLEY SWD INTO TX LATE IN THE
   PERIOD...DESTABILIZATION WILL LIKELY BE INSUFFICIENT TO SUPPORT
   APPRECIABLE LIGHTNING THREAT PRIOR TO 09/12Z.
   
   ..GOSS.. 02/08/2004
   
   ...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 1 OUTLOOK IS SCHEDULED FOR 0100Z