Nov 4, 2009 1730 UTC Day 2 Convective Outlook
Updated: Wed Nov 4 17:05:44 UTC 2009
Probabilistic to Categorical Outlook Conversion Table (Effective Feb 14, 2006).
Categorical Graphic
20091104 1730 UTC Day 2 Outlook Graphic
Probabilistic Graphic
20091104 1730 UTC Day Probabilitic Graphic
Probability Legend Image
   SPC AC 041704
   
   DAY 2 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1104 AM CST WED NOV 04 2009
   
   VALID 051200Z - 061200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...PACIFIC NW...
   
   STRONG SHORTWAVE TROUGH WILL MOVE INTO THE PACIFIC NW LATE IN THE
   PERIOD AS JET CORE SAGS SEWD INTO ORE AFTER 06/00Z.  PRIOR TO
   FRONTAL PASSAGE...WITHIN WARM CONVEYOR...THERMODYNAMIC PROFILES WILL
   NOT PROVE PARTICULARLY FAVORABLE FOR THUNDERSTORM DEVELOPMENT. 
   HOWEVER POST-FRONTAL COLD ADVECTION AND STEEPENING LAPSE RATES WILL
   ENHANCE THE PROSPECT FOR SFC-BASED CONVECTIVE DEVELOPMENT WITHIN
   ONSHORE FLOW REGIME...PRIMARILY AFTER 06Z.  FORECAST SOUNDINGS
   SUGGEST SBCAPE VALUES COULD APPROACH 500 J/KG NEAR THE COAST WHICH
   WOULD EASILY SUPPORT LIGHTNING DISCHARGE FOR CLOUD DEPTHS
   APPROACHING 500 MB.
   
   ..DARROW.. 11/04/2009
   
   CLICK TO GET WUUS02 PTSDY2 PRODUCT

   NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 0700Z