072  
ACUS01 KWNS 061249  
SWODY1  
SPC AC 061248  
 
DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
0648 AM CST WED DEC 06 2017  
 
VALID 061300Z - 071200Z  
   
..NO THUNDERSTORM AREAS FORECAST
 
 
   
..SUMMARY
 
 
SEVERE THUNDERSTORMS WILL NOT OCCUR TODAY ACROSS THE LOWER 48  
STATES.  
   
..SYNOPSIS/DISCUSSION
 
 
ON THE PERIPHERY OF AN UPPER MIDWEST/ONTARIO-CENTERED LONGWAVE  
TROUGH, MULTIPLE LOW-AMPLITUDE DISTURBANCES WILL CONTINUE TO AMPLIFY  
AND DIG SOUTHEASTWARD TODAY OVER THE PLAINS AND ROCKIES. MOSTLY  
SHALLOW SCATTERED CONVECTION CAN BE EXPECTED ALONG A COLD FRONT  
EXTENDING FROM THE GULF OF MEXICO TO THE COASTAL SOUTHEAST STATES.  
WHILE A FEW LIGHTNING STRIKES CANNOT BE CONCLUSIVELY RULED OUT  
ACROSS THE COASTAL SOUTHEAST STATES AND FL, THE OVERALL THUNDERSTORM  
PROBABILITIES ARE EXPECTED TO REMAIN BELOW 10 PERCENT GIVEN THE  
REGIONALLY OBSERVED (12Z RAOBS) AND FORECAST THERMODYNAMIC PROFILES.  
 
..GUYER/PICCA.. 12/06/2017  
 

 
 
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