778  
ACUS01 KWNS 160547  
SWODY1  
SPC AC 160546  
 
DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
1246 AM CDT WED OCT 16 2019  
 
VALID 161200Z - 171200Z  
   
..NO SEVERE THUNDERSTORM AREAS FORECAST
 
 
   
..SUMMARY
 
 
THUNDERSTORMS WILL BE POSSIBLE TODAY ACROSS PARTS OF THE GULF COAST  
STATES, EASTERN SEABOARD, LOWER GREAT LAKES AND PACIFIC NORTHWEST.  
   
..DISCUSSION
 
 
AN UPPER-LEVEL TROUGH WILL MOVE EASTWARD ACROSS THE APPALACHIAN  
MOUNTAINS TODAY AND TO THE EASTERN SEABOARD TONIGHT. AN UPPER-LEVEL  
RIDGE WILL MOVE EASTWARD ACROSS THE ROCKIES. AT THE SURFACE, A COLD  
FRONT WILL ADVANCE SOUTHWARD TO THE GULF COAST. THUNDERSTORM  
DEVELOPMENT WILL BE POSSIBLE ALONG AND AHEAD OF THE COLD FRONT FROM  
SOUTH TEXAS TO FLORIDA. A FEW THUNDERSTORMS WILL ALSO BE POSSIBLE  
ALONG THE EASTERN SEABOARD FROM EASTERN GEORGIA TO SOUTHERN NEW  
ENGLAND. ISOLATED THUNDERSTORMS MAY ALSO DEVELOP NEAR THE PACIFIC  
NORTHWEST COAST AND IN PARTS OF THE LOWER GREAT LAKES. INSTABILITY  
IS EXPECTED TO BE INSUFFICIENT IN THESE AREAS FOR A SEVERE THREAT  
TODAY AND TONIGHT.  
 
..BROYLES/WENDT.. 10/16/2019  
 

 
 
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