663  
WTNT32 KWNH 250839  
TCPAT2  
 
BULLETIN  
POST-TROPICAL CYCLONE BETA ADVISORY NUMBER 31  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD AL222020  
400 AM CDT FRI SEP 25 2020  
 
...HEAVY RAINFALL THREAT WITH BETA HAS DIMINISHED AS THE CENTER HAS  
BECOME LESS DETERMINANT IN THE PRESSURE AND WIND FIELDS...  
 
 
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION  
----------------------------------------------  
LOCATION...34.3N 86.3W  
ABOUT 60 MI...100 KM NNE OF BIRMINGHAM ALABAMA  
MAXIMUM SUSTAINED WINDS...10 MPH...20 KM/H  
PRESENT MOVEMENT...NE OR 50 DEGREES AT 10 MPH...17 KM/H  
MINIMUM CENTRAL PRESSURE...1010 MB...29.83 INCHES  
 
 
WATCHES AND WARNINGS  
--------------------  
THERE ARE NO WATCHES OR WARNINGS IN EFFECT.  
 
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 400 AM CDT (0900 UTC), THE CENTER OF POST-TROPICAL CYCLONE BETA  
WAS LOCATED NEAR LATITUDE 34.3 NORTH, LONGITUDE 86.3 WEST. THE  
POST-TROPICAL CYCLONE IS MOVING TOWARD THE NORTHEAST NEAR 10 MPH (17  
KM/H) UNTIL IT BECOMES INDISTINGUISHABLE WITHIN THE BACKGROUND WIND  
AND PRESSURE FIELD BY MID-AFTERNOON FRIDAY.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 10 MPH (20 KM/H) WITH HIGHER GUSTS.  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1010 MB (29.83 INCHES).  
 
 
HAZARDS AFFECTING LAND  
----------------------  
RAINFALL: RAINFALL TOTALS OF 1 TO 3 INCHES ARE EXPECTED THROUGH  
FRIDAY FROM THE SOUTHERN APPALACHIANS INTO THE PIEDMONT OF SOUTH AND  
NORTH CAROLINA. ISOLATED FLASH, URBAN, AND SMALL STREAM FLOODING  
IS POSSIBLE.  
 
 
NEXT ADVISORY  
-------------  
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE WEATHER PREDICTION  
CENTER ON THIS SYSTEM.  
 

 
FORECASTER GALLINA  
 
FORECAST POSITIONS AND MAX WINDS  
 
INIT 25/0900Z 34.3N 86.3W 10 KT 10 MPH...POST-TROPICAL  
12H 25/1800Z 35.2N 85.1W 10 KT 10 MPH...POST-TROP/EXTRATROP  
24H 26/0600Z...DISSIPATED  
 
 
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