577  
WTNT31 KNHC 150839  
TCPAT1  
 
BULLETIN  
TROPICAL STORM JOSEPHINE ADVISORY NUMBER 15  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL112020  
500 AM AST SAT AUG 15 2020  
 
...AIR FORCE HURRICANE HUNTERS SCHEDULED TO INVESTIGATE  
JOSEPHINE LATER THIS MORNING...  
 
 
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION  
----------------------------------------------  
LOCATION...18.9N 58.4W  
ABOUT 310 MI...500 KM E OF THE NORTHERN LEEWARD ISLANDS  
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H  
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 15 MPH...24 KM/H  
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES  
 
 
WATCHES AND WARNINGS  
--------------------  
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
INTERESTS IN THE LEEWARD ISLANDS SHOULD MONITOR THE PROGRESS OF  
THIS SYSTEM.  
 
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 500 AM AST (0900 UTC), THE CENTER OF TROPICAL STORM JOSEPHINE WAS  
LOCATED NEAR LATITUDE 18.9 NORTH, LONGITUDE 58.4 WEST. JOSEPHINE IS  
MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH (24 KM/H), AND THIS  
GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT DAY OR TWO  
FOLLOWED BY A TURN TOWARD THE NORTHWEST LATE THIS WEEKEND OR EARLY  
NEXT WEEK. ON THE FORECAST TRACK, THE CENTER OF JOSEPHINE IS  
EXPECTED TO PASS TO THE NORTHEAST OF THE LEEWARD ISLANDS OVER THE  
WEEKEND.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH (75 KM/H) WITH HIGHER GUSTS.  
LITTLE CHANGE IN STRENGTH IS EXPECTED THROUGH TODAY. AFTER THAT,  
JOSEPHINE IS EXPECTED TO WEAKEN AS IT ENCOUNTERS UNFAVORABLE  
UPPER-LEVEL WINDS.  
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 80 MILES (130 KM)  
FROM THE CENTER.  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB (29.68 INCHES).  
 
 
HAZARDS AFFECTING LAND  
----------------------  
RAINFALL: JOSEPHINE IS EXPECTED TO CAUSE STORM-TOTAL RAINFALL OF  
1 TO 3 INCHES OVER PORTIONS OF THE NORTHERN LEEWARD ISLANDS, THE  
VIRGIN ISLANDS, AND PUERTO RICO. ISOLATED MINOR FLOODING IS  
POSSIBLE IN PUERTO RICO THROUGH MONDAY.  
 
 
NEXT ADVISORY  
-------------  
NEXT COMPLETE ADVISORY AT 1100 AM AST.  
 

 
FORECASTER PASCH  
 
 
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