571  
WGMY50 PGUM 141307  
FFWGUM  
GUC010-141500-  
/O.EXT.PGUM.FF.W.0009.000000T0000Z-260414T1500Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE TIYAN GU  
1107 PM CHST TUE APR 14 2026  
 
THE NATIONAL WEATHER SERVICE IN TIYAN HAS EXTENDED THE  
 
* FLASH FLOOD WARNING FOR...  
GUAM...  
 
* UNTIL 100 AM CHST.  
 
* AT 1107 PM CHST, THE PUBLIC REPORTED HEAVY RAIN AND FLOODED ROADS  
ACROSS THE WARNED AREA. BETWEEN 3 AND 5 INCHES OF RAIN HAVE  
FALLEN. THE EXPECTED RAINFALL RATE IS 1 TO 2 INCHES IN 1 HOUR.  
ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE IN THE  
WARNED AREA. FLASH FLOODING IS ONGOING.  
 
HAZARD...FLASH FLOODING CAUSED BY HEAVY RAIN.  
 
SOURCE...PUBLIC REPORTED.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN  
AREAS, AND STREETS AS WELL AS OTHER POOR DRAINAGE AND  
LOW-LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
DEDEDO, TAMUNING, YIGO, MANGILAO, CHALAN PAGO-ORDOT, BARRIGADA,  
YONA, HAGATNA HEIGHTS, ANDERSEN AFB, TALOFOFO,  
MONGMONG-TOTO-MAITE, SINAJANA, INARAJAN, ASAN, MERIZO, PITI, SANTA  
RITA AND UMATAC.  
 
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 1366 14483 1368 14485 1368 14487 1363 14492  
1362 14497 1359 14498 1351 14494 1341 14480  
1326 14478 1322 14474 1322 14469 1321 14465  
1321 14463 1324 14462 1327 14464 1334 14461  
1337 14461 1340 14463 1344 14460 1346 14460  
1348 14462 1350 14475 1352 14476 1354 14478  
1325 14468 1338 14465  
 
FLASH FLOOD...OBSERVED  
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR  
 

 
 
JS  
 
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