608  
WTNT43 KNHC 020241  
TCDAT3  
 
POST-TROPICAL CYCLONE RINA DISCUSSION NUMBER 15  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL182023  
1100 PM AST SUN OCT 01 2023  
 
THE DEPRESSION'S SURFACE CIRCULATION HAS BECOME INCREASINGLY DIFFUSE  
THIS EVENING WHILE THE CYCLONE HAS BEEN DEVOID OF ORGANIZED DEEP  
CONVECTION FOR OVER 18 HOURS. ONLY A FEW SMALL INTERMITTENT BURSTS  
OF CONVECTION HAVE BEEN PRESENT JUST TO THE EAST AND SOUTH OF THE  
CENTER DURING THE PAST COUPLE OF HOURS. THEREFORE, THIS IS THE FINAL  
ADVISORY ON RINA, AND THE SYSTEM IS NOW CONSIDERED TO BE A  
POST-TROPICAL REMNANT LOW AND IS LIKELY TO OPEN UP INTO A SURFACE  
TROUGH ON MONDAY.  
 
THE INITIAL MOTION OF THE LOW-LEVEL CLOUD SWIRL IS MOVING  
NORTHWARD, OR 010/11 KT, AND THIS GENERAL MOTION SHOULD CONTINUE  
UNTIL THE REMNANTS OF RINA COMPLETELY DISSIPATE OVER THE CENTRAL  
SUBTROPICAL ATLANTIC.  
 
 
FORECAST POSITIONS AND MAX WINDS  
 
INIT 02/0300Z 27.1N 55.4W 25 KT 30 MPH...POST-TROP/REMNT LOW  
12H 02/1200Z 28.9N 54.9W 25 KT 30 MPH...POST-TROP/REMNT LOW  
24H 03/0000Z...DISSIPATED  
 

 
FORECASTER ROBERTS  
 
 
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