195  
FGMY70 PGUM 060735  
ESFGUM  
GUZ001-MPZ001>003-062100-  
 
HYDROLOGIC OUTLOOK  
NATIONAL WEATHER SERVICE TIYAN GU  
535 PM CHST FRI OCT 6 2023  
   
..HEAVY RAINFALL POSSIBLE BEGINNING MONDAY
 
 
A DEVELOPING TROPICAL DISTURBANCE, KNOWN AS INVEST 98W FROM THE  
JOINT TYPHOON WARNING CENTER, IS CURRENTLY LOCATED JUST NORTHWEST  
OF POHNPEI NEAR 8N155E. ALL NUMERICAL GUIDANCE CONTINUES TO SHOW  
THAT THIS SYSTEM WILL GRADUALLY ORGANIZE AS IT HEADS TOWARD THE  
MARIANAS, PASSING THROUGH THIS REGION SOMETIME TUESDAY INTO  
WEDNESDAY. AS IT APPROACHES AND PASSES THROUGH THE AREA, LOCALLY  
HEAVY SHOWERS ACCOMPANY THIS FEATURE.  
 
ALTHOUGH IT'S STILL TOO EARLY TO TALK ABOUT STRENGTH AND TRACK  
CONCERNS, AS THERE'S STILL A LOT OF VARIABILITY AMONGST THE  
DIFFERENT MODELS REGARDING THIS, ONE THING THAT LOOKS INCREASINGLY  
CERTAIN IS AT LEAST LOCALLY HEAVY RAINFALL WILL DEVELOP.  
 
TIMING: MONDAY EVENING THROUGH WEDNESDAY AFTERNOON  
 
RAINFALL: 4 TO 8 INCHES OF RAINFALL WITH LOCALLY HIGHER AMOUNTS  
POSSIBLE.  
 

 
 
ZIOBRO  
 
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