837  
WGMY50 PGUM 090502  
FFWGUM  
GUC010-090630-  
/O.NEW.PGUM.FF.W.0030.260909T0502Z-260909T0630Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE TIYAN GU  
302 PM CHST WED SEP 9 2026  
 
THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
CENTRAL GUAM...  
 
* UNTIL 430 PM CHST.  
 
* AT 302 PM CHST, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN 1.0 AND 2.0 INCHES OF  
RAIN HAVE FALLEN. ADDITIONAL RAINFALL AMOUNTS OF 0.5 TO 1.5 INCHES  
ARE POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING OR  
EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,  
HIGHWAYS, AND STREETS AS WELL AS OTHER POOR DRAINAGE AND  
LOW-LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
MANGILAO, CHALAN PAGO-ORDOT, BARRIGADA, YONA, TALOFOFO,  
MONGMONG-TOTO-MAITE, SINAJANA AND SANTA RITA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 

 
 
LAT...LON 1334 14476 1336 14467 1347 14478 1350 14491  
1348 14491 1341 14481 1333 14480 1333 14478  
 
FLASH FLOOD...RADAR INDICATED  
 

 
 
JAW  
 
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