825  
WTNT33 KNHC 271438  
TCPAT3  
 
BULLETIN  
HURRICANE HUMBERTO ADVISORY NUMBER 12  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082025  
1100 AM AST SAT SEP 27 2025  
 
...DANGEROUS SURF FROM MAJOR HURRICANE HUMBERTO EXPECTED TO  
AFFECT CARIBBEAN AND BERMUDA SHORES LATER THIS WEEKEND...  
 
 
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION  
-----------------------------------------------  
LOCATION...22.7N 60.2W  
ABOUT 365 MI...585 KM NNE OF THE NORTHERN LEEWARD ISLANDS  
ABOUT 720 MI...1160 KM SSE OF BERMUDA  
MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/H  
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 8 MPH...13 KM/H  
MINIMUM CENTRAL PRESSURE...938 MB...27.70 INCHES  
 
 
WATCHES AND WARNINGS  
--------------------  
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
INTERESTS IN BERMUDA SHOULD MONITOR THE PROGRESS OF HUMBERTO.  
 
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 1100 AM AST (1500 UTC), THE EYE OF HURRICANE HUMBERTO WAS LOCATED  
NEAR LATITUDE 22.7 NORTH, LONGITUDE 60.2 WEST. HUMBERTO IS MOVING  
TOWARD THE WEST-NORTHWEST NEAR 8 MPH (13 KM/H). A TURN TOWARD THE  
NORTHWEST IS ANTICIPATED ON SUNDAY. HUMBERTO IS FORECAST TO THEN  
TURN NORTHWARD BY TUESDAY.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH (230 KM/H) WITH HIGHER  
GUSTS. HUMBERTO IS A CATEGORY 4 HURRICANE ON THE SAFFIR-SIMPSON  
HURRICANE WIND SCALE. SOME STRENGTHENING IS POSSIBLE TODAY. HUMBERTO  
WILL LIKELY REMAIN A POWERFUL MAJOR HURRICANE FOR THE NEXT SEVERAL  
DAYS.  
 
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 25 MILES (35 KM) FROM THE  
CENTER AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 105 MILES  
(165 KM).  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 938 MB (27.70 INCHES).  
 
 
HAZARDS AFFECTING LAND  
----------------------  
SURF: SWELLS GENERATED BY HUMBERTO WILL AFFECT PORTIONS OF THE  
NORTHERN LEEWARD ISLANDS, THE VIRGIN ISLANDS, PUERTO RICO, AND  
BERMUDA BEGINNING TONIGHT AND CONTINUING NEXT WEEK. SWELLS FROM  
HUMBERTO WILL ALSO AFFECT THE U.S. EAST COAST BEGINNING MONDAY.  
THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP  
CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER  
OFFICE.  
 
 
NEXT ADVISORY  
-------------  
NEXT COMPLETE ADVISORY AT 500 PM AST.  
 
 
FORECASTER D. ZELINSKY  
 
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