798  
WTPQ31 PGUM 252144  
TCPPQ1  
 
BULLETIN  
TROPICAL STORM KROSA (12W) ADVISORY NUMBER 9  
NATIONAL WEATHER SERVICE TIYAN GU WP122025  
744 AM CHST SAT JUL 26 2025  
   
..TROPICAL STORM KROSA WEST OF PAGAN AND MOVING SLOWLY NORTHWEST  
 
CHANGES WITH THIS ADVISORY  
--------------------------  
NONE.  
 
WATCHES AND WARNINGS  
--------------------  
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR ALAMAGAN, PAGAN AND  
AGRIHAN. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM  
CONDITIONS, INCLUDING WINDS OF 39 TO 73 MPH, ARE EXPECTED IN  
THE NEXT 24 HOURS. TROPICAL STORM CONDITIONS ARE OCCURRING OR  
EXPECTED TO OCCUR SHORTLY AT ALAMAGAN, PAGAN AND AGRIHAN.  
 
SUMMARY OF 700 AM CHST...2100 UTC...INFORMATION  
-----------------------------------------------  
LOCATION...18.0N 143.6E  
 
ABOUT 145 MILES WEST OF PAGAN  
ABOUT 145 MILES WEST-SOUTHWEST OF AGRIHAN  
ABOUT 150 MILES WEST OF ALAMAGAN  
ABOUT 175 MILES NORTHWEST OF ANATAHAN  
ABOUT 245 MILES NORTHWEST OF SAIPAN  
ABOUT 245 MILES NORTH-NORTHWEST OF TINIAN  
ABOUT 285 MILES NORTH-NORTHWEST OF ROTA  
ABOUT 320 MILES NORTH-NORTHWEST OF GUAM  
 
MAXIMUM SUSTAINED WINDS...50 MPH  
PRESENT MOVEMENT...NORTHWEST...315 DEGREES AT 3 MPH  
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 700 AM CHST...2100 UTC...THE CENTER OF TROPICAL STORM KROSA  
WAS LOCATED NEAR LATITUDE 18.0 DEGREES NORTH AND LONGITUDE  
143.6 DEGREES EAST. KROSA IS MOVING NORTHWEST AT 3 MPH. IT IS  
EXPECTED TO MAKE A TURN TOWARD THE NORTH-NORTHEAST WITH AN  
INCREASE IN FORWARD SPEED THROUGH SUNDAY.  
 
MAXIMUM SUSTAINED WINDS REMAIN AT 50 MPH. KROSA IS FORECAST TO  
INTENSIFY THROUGH SUNDAY. STRONG TROPICAL STORM FORCE WINDS ARE  
CURRENTLY EXPECTED TO REMAIN WEST OF ALAMAGAN, PAGAN, AND AGRIHAN.  
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD FROM THE CENTER UP TO  
200 MILES TO THE SOUTH AND UP TO 80 MILES TO THE NORTH.  
 
NEXT ADVISORY  
-------------  
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL WEATHER  
SERVICE AT 1100 AM CHST FOLLOWED BY THE NEXT SCHEDULED ADVISORY  
AT 200 PM CHST.  
 
 
 
SCHANK  
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