918  
WTNT32 KNHC 110834  
TCPAT2  
 
BULLETIN  
TROPICAL STORM OPHELIA ADVISORY NUMBER 9  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL172017  
500 AM AST WED OCT 11 2017  
   
..OPHELIA MOVING SOUTHEASTWARD AND STRENGTHENING
 
   
..FORECAST TO BECOME A HURRICANE BY WEDNESDAY NIGHT OR THURSDAY
 
 
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION  
----------------------------------------------  
LOCATION...30.2N 37.0W  
ABOUT 785 MI...1265 KM SW OF THE AZORES  
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H  
PRESENT MOVEMENT...SE OR 125 DEGREES AT 6 MPH...9 KM/H  
MINIMUM CENTRAL PRESSURE...996 MB...29.42 INCHES  
 
WATCHES AND WARNINGS  
--------------------  
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
DISCUSSION AND 48-HOUR OUTLOOK  
------------------------------  
AT 500 AM AST (0900 UTC), THE CENTER OF TROPICAL STORM OPHELIA WAS  
LOCATED NEAR LATITUDE 30.2 NORTH, LONGITUDE 37.0 WEST. OPHELIA IS  
MOVING TOWARD THE SOUTHEAST NEAR 6 MPH (9 KM/H). A SOUTHEASTWARD  
TO EAST-SOUTHEASTWARD MOTION WITH SOME REDUCTION IN FORWARD SPEED  
IS EXPECTED THROUGH THURSDAY, FOLLOWED BY A TURN TOWARD THE  
EAST-NORTHEAST BY THURSDAY NIGHT OR FRIDAY.  
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 65 MPH (100 KM/H)  
WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST DURING THE  
NEXT 48 HOURS, AND OPHELIA IS EXPECTED TO BECOME A HURRICANE  
WEDNESDAY NIGHT OR THURSDAY.  
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES (95 KM)  
FROM THE CENTER.  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 996 MB (29.42 INCHES).  
 
HAZARDS AFFECTING LAND  
----------------------  
NONE.  
 
NEXT ADVISORY  
-------------  
NEXT COMPLETE ADVISORY AT 1100 AM AST.  
 

 
FORECASTER BEVEN  
 
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