576  
WGMY50 PGUM 142127  
FFWGUM  
MPC110-120-142230-  
/O.EXT.PGUM.FF.W.0011.000000T0000Z-260414T2230Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE TIYAN GU  
727 AM CHST WED APR 15 2026  
 
THE NATIONAL WEATHER SERVICE IN TIYAN HAS EXTENDED THE  
 
* FLASH FLOOD WARNING FOR...  
SAIPAN...  
TINIAN...  
 
* UNTIL 830 AM CHST.  
 
* AT 727 AM CHST, SATELLITE ESTIMATES INDICATE HEAVY RAIN ACROSS THE  
WARNED AREA. THE EXPECTED RAINFALL RATE IS 1 TO 3 INCHES IN 1  
HOUR. ADDITIONAL RAINFALL AMOUNTS OF 3 TO 6 INCHES ARE POSSIBLE IN  
THE WARNED AREA. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN  
SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY HEAVY RAIN.  
 
SOURCE...SATELLITE ESTIMATES.  
 
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...  
GARAPAN, DANDAN, CHINA TOWN, TANAPAG, AS MAHETOG, KOBLERVILLE, SAN  
JOSE (TINIAN MUNICIPALITY), CHALAN KANOA I, SAN ANTONIO, CHALAN  
KANOA II, CHALAN KANOA III, SAN ROQUE, KAGMAN, CHALAN KANOA IV,  
KAGMAN III, GUALO RAI, AFETNAS, CHALAN PIAO, FANANGANAN AND CHALAN  
LAULAU.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 

 
 
LAT...LON 1526 14569 1527 14571 1526 14573 1531 14580  
1531 14582 1530 14583 1528 14585 1526 14585  
1524 14585 1520 14580 1516 14582 1514 14581  
1513 14580 1513 14578 1509 14578 1507 14576  
1507 14574 1508 14570 1510 14567 1512 14567  
1522 14569 1524 14569 1513 14564 1512 14566  
1511 14567 1504 14567 1502 14569 1500 14570  
1493 14568 1490 14565 1490 14563 1491 14561  
1501 14556 1502 14556 1503 14556 1512 14562  
1513 14563 1498 14561 1483 14552 1484 14551  
1485 14551 1486 14552 1487 14552 1488 14553  
1489 14557 1489 14558 1488 14559 1487 14560  
1486 14560 1484 14559 1483 14559 1482 14558  
1482 14557 1482 14555 1482 14553 1484 14555  
 
FLASH FLOOD...SATELLITE INDICATED  
EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR  
 

 
 
JS  
 
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