705  
WGMY60 PGUM 051059  
FFAGUM  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE TIYAN GU  
859 PM CHST SUN JUL 5 2026  
 
GUZ001-MPZ001>003-052000-  
/O.CON.PGUM.FA.A.0004.000000T0000Z-260707T2000Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
GUAM-ROTA-TINIAN-SAIPAN-  
859 PM CHST SUN JUL 5 2026  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TUESDAY NIGHT  
 
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE  
POSSIBLE.  
 
* WHERE...GUAM, ROTA, TINIAN AND SAIPAN.  
 
* WHEN...THROUGH LATE TUESDAY NIGHT.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
 
* ADDITIONAL DETAILS...  
- SHOWER AND THUNDERSTORM COVERAGE WILL CONTINUE TONIGHT, FOLLOWED  
BY QUICKLY DETERIORATING CONDITIONS INTO TONIGHT AS RAIN BANDS  
FROM SUPER TYPHOON BAVI CONTINUE TO ENTER THE MARIANAS COASTAL  
WATERS FROM THE EAST. SATELLITE-BASED ESTIMATES INDICATE RAINFALL  
AMOUNTS BETWEEN 12 AND 20 INCHES POSSIBLE DURING PASSAGE OF STY  
BAVI, ESPECIALLY NEAR THE CENTER OF THE SYSTEM. THESE PROFOUNDLY  
INTENSE SHOWERS AND THUNDERSTORMS ARE LIKELY TO PRODUCE FLASH  
FLOODING ACROSS THE MARIANAS OVER THE COMING DAYS.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 
 
 
 
 
EM  
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