SPC AC 071217
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0617 AM CST SAT NOV 07 2009
   
   VALID 071300Z - 081200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...SYNOPSIS...
   SEVERAL S/W TROUGHS ARE FORECAST TO PIVOT EWD AROUND THE SRN
   PERIPHERY OF AN UPPER LOW POSITIONED OVER THE GULF OF ALASKA. ONE
   SUCH DISTURBANCE IS POISED TO ENTER THE PAC NW DURING THE MID TO
   LATE AFTERNOON...AND WILL BE ACCOMPANIED BY COLD MID LEVEL AIR /AOB
   -25 TO -30 DEG C AT 500 MB/. THIS WILL AID IN MAINTAINING FAVORABLY
   STEEP LOW TO MID LEVEL LAPSE RATES AND SUFFICIENT MUCAPE /GIVEN
   HUMID BOUNDARY LAYER AIRMASS/ FOR DEEP UPDRAFT
   DEVELOPMENT/ISOLATED-SCATTERED LIGHTNING AS LOW TO MID LEVEL FLOW
   FIELDS STRENGTHEN AND ENCOUNTER COASTAL MOUNTAINS. ELSEWHERE...MOIST
   ELY LOW LEVEL FLOW WILL PERSIST ACROSS THE GULF OF MEXICO S OF AN
   AXIS OF SURFACE HIGH PRESSURE. THIS MOISTURE IS FORECAST TO SURGE
   INTO S CENTRAL TX LATE IN THE FORECAST PERIOD AHEAD OF A S/W TROUGH
   MOVING E ACROSS NRN MEXICO. HOWEVER...THUNDERSTORM DEVELOPMENT IS
   CURRENTLY EXPECTED TO HOLD OFF UNTIL AFTER 12Z/SUNDAY.
   
   ..GARNER/CORFIDI.. 11/07/2009
   
   CLICK TO GET WUUS01 PTSDY1 PRODUCT

   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1630Z