Nov 13, 2012 0830 UTC Day 3 Severe Thunderstorm Outlook
Updated: Tue Nov 13 18:40:45 UTC 2012
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20121113 0830 UTC Day 3 Outlook Graphic
Probabilistic Graphic
20121113 0830 UTC Day Probabilitic Graphic
Probability of severe weather within 25 miles of a point.
Hatched Area: 10% or greater probability of significant severe within 25 miles of a point.
   SPC AC 131838
   
   DAY 3 CONVECTIVE OUTLOOK CORR 1
   NWS STORM PREDICTION CENTER NORMAN OK
   1238 PM CST TUE NOV 13 2012
   
   VALID 151200Z - 161200Z
   
   ...NO TSTM AREAS FORECAST...
   
   CORRECTED FOR HEADLINE
   
   ...DISCUSSION...
   
   THE PROGRESSIVE SYNOPTIC REGIME WILL PERSIST THURSDAY WITH GENERAL
   PHASING OF SRN AND NRN STREAMS. A SHORTWAVE TROUGH WILL BE LOCATED
   OVER GA/SC EARLY THURSDAY...BUT WILL MOVE TO THE ATLANTIC SEABOARD
   LATER IN THE DAY. ELEVATED CONVECTION WILL BE ONGOING ACROSS SC IN
   ASSOCIATION WITH THIS FEATURE AND WILL SHIFT EWD WITH TIME.
   LIGHTNING ACTIVITY WILL PROBABLY REMAIN LIMITED DUE TO WEAK
   INSTABILITY.
   
   ELSEWHERE...CONVECTION MAY DEVELOP ACROSS CNTRL/SRN CA THURSDAY
   EVENING AND OVERNIGHT WITHIN ZONE OF UPPER DIVERGENCE AND STEEP
   LAPSE RATES ASSOCIATED WITH APPROACHING SRN BRANCH SHORTWAVE TROUGH.
   COVERAGE OF ANY LIGHTNING IS EXPECTED TO BE SPARSE DUE TO LIKELIHOOD
   OF WEAK INSTABILITY.
   
   ..DIAL.. 11/13/2012
   
   CLICK TO GET WUUS03 PTSDY3 PRODUCT

   NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0830Z