338  
WTNT34 KNHC 120847  
TCPAT4  
 
BULLETIN  
POST-TROPICAL CYCLONE MICHAEL ADVISORY NUMBER 23  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142018  
500 AM EDT FRI OCT 12 2018  
 
...MICHAEL BECOMES A STORM-FORCE POST-TROPICAL LOW AS IT MOVES  
AWAY FROM THE UNITED STATES...   
..ALL TROPICAL CYCLONE WARNINGS AND WATCHES DISCONTINUED
 
 
SUMMARY OF 500 AM EDT...0900 UTC...INFORMATION  
----------------------------------------------  
LOCATION...38.0N 73.1W  
ABOUT 185 MI...300 KM ENE OF NORFOLK VIRGINIA  
ABOUT 275 MI...445 KM SW OF NANTUCKET MASSACHUSETTS  
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H  
PRESENT MOVEMENT...ENE OR 65 DEGREES AT 29 MPH...46 KM/H  
MINIMUM CENTRAL PRESSURE...983 MB...29.03 INCHES  
 
WATCHES AND WARNINGS  
--------------------  
CHANGES WITH THIS ADVISORY:  
 
ALL COASTAL TROPICAL CYCLONE WARNINGS AND WATCHES ARE DISCONTINUED.  
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:  
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 500 AM EDT (0900 UTC), THE CENTER OF POST-TROPICAL CYCLONE  
MICHAEL WAS LOCATED NEAR LATITUDE 38.0 NORTH, LONGITUDE 73.1 WEST.  
THE POST-TROPICAL CYCLONE IS MOVING TOWARD THE EAST-NORTHEAST NEAR  
29 MPH (46 KM/H), AND THIS MOTION IS EXPECTED TO CONTINUE WITH AN  
INCREASE IN FORWARD SPEED DURING THE NEXT COUPLE OF DAYS. ON THE  
FORECAST TRACK, THE CENTER OF MICHAEL WILL MOVE AWAY FROM THE  
UNITED STATES TODAY AND MOVE RAPIDLY ACROSS THE OPEN ATLANTIC OCEAN  
TONIGHT THROUGH SUNDAY.  
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED NEAR 65 MPH (100 KM/H) WITH  
HIGHER GUSTS. SOME ADDITIONAL STRENGTHENING IS EXPECTED TODAY AND  
TONIGHT AS THE POST-TROPICAL CYCLONE MOVES ACROSS THE ATLANTIC.  
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 275 MILES (445 KM)  
FROM THE CENTER. NOAA BUOY 44014 RECENTLY REPORTED SUSTAINED WINDS  
OF 58 MPH (94 KM/H) AND A WIND GUST OF 72 MPH (115 KM/H).  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 983 MB (29.03 INCHES).  
 
HAZARDS AFFECTING LAND  
----------------------  
STORM SURGE: STORM SURGE FLOODING ALONG THE NORTH CAROLINA COAST,  
INCLUDING THE PAMLICO AND ALBEMARLE SOUNDS, SHOULD DIMINISH TODAY.  
 
WIND: GALE WINDS MAY CONTINUE FOR A FEW MORE HOURS OVER PORTIONS OF  
SOUTHEASTERN VIRGINIA, THE SOUTHERN CHESAPEAKE BAY, AND THE DELMARVA  
PENINSULA.  
 
RAINFALL: MICHAEL IS EXPECTED TO PRODUCE 1 TO 3 INCHES OF RAIN FROM  
NEW JERSEY TO LONG ISLAND TO CAPE COD, AND 3 TO 5 INCHES OVER  
NANTUCKET AND MARTHA'S VINEYARD THROUGH THIS AFTERNOON. THIS  
RAINFALL COULD LEAD TO FLASH FLOODING. ELSEWHERE, FLOODING AND  
FLASH FLOODING MAY CONTINUE WHERE MICHAEL PRODUCED HEAVY RAIN VERY  
RECENTLY IN THE CAROLINAS AND MID-ATLANTIC STATES.  
 
RAINFALL TOTALS OF 1 TO 3 INCHES ARE EXPECTED ACROSS THE COASTAL  
NORTHERN MID-ATLANTIC AND SOUTHERN NEW ENGLAND.  
 
NEXT ADVISORY  
-------------  
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE  
CENTER ON THIS SYSTEM. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE  
FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE,  
UNDER AWIPS HEADER NFDHSFAT1, WMO HEADER FZNT01 KWBC, AND AVAILABLE  
ON THE WEB AT HTTPS://OCEAN.WEATHER.GOV/SHTML/NFDHSFAT1.SHTML.  
ADDITIONAL INFORMATION ON THE REMAINING IMPACTS OVER THE UNITED  
STATES CAN BE FOUND IN PRODUCTS ISSUED BY LOCAL NATIONAL WEATHER  
SERVICE FORECAST OFFICES.  
 

 
FORECASTER BEVEN  
 
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