SPC AC 071622
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1022 AM CST SAT NOV 07 2009
   
   VALID 071630Z - 081200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...WRN PARTS OF WA/OREGON...
   STRONG WESTERLY FLOW IS FORECAST TO CONTINUE FROM THE ERN PACIFIC
   ACROSS THE NRN PACIFIC COAST AS AN UPPER LOW PERSISTS OVER THE GULF
   OF AK.  A SERIES OF SHORT WAVE TROUGHS EMBEDDED WITHIN THE MEAN FLOW
   ARE MOVING RAPIDLY EWD FROM THE PACIFIC ACROSS WA AND OREGON...WITH
   ONE SYSTEM MOVING INLAND ATTM AND AN UPSTREAM SYSTEM FORECAST TO
   MOVE ONSHORE LATE THIS AFTERNOON AND EVENING.  COLD TEMPERATURES
   ALOFT AND ATTENDANT STEEP LAPSE RATES THROUGH APPROXIMATELY 400 MB
   ARE RESULTING IN WEAK INSTABILITY WITH MUCAPE AOB 400 J/KG.  SEVERAL
   PERIODS OF ISOLATED THUNDERSTORMS ARE EXPECTED TO MOVE ONSHORE TODAY
   THROUGH THE EVENING HOURS IN ASSOCIATION WITH THE ENHANCED DYNAMIC
   FORCING FOR ASCENT ACCOMPANYING THE EWD MOVING SHORT WAVE TROUGHS.
   
   ..WEISS/JEWELL.. 11/07/2009
   
   CLICK TO GET WUUS01 PTSDY1 PRODUCT

   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 2000Z