718 

WGMY50 PGUM 141007
FFWGUM
MPC110-120-141215-
/O.EXT.PGUM.FF.W.0008.000000T0000Z-260414T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tiyan GU
807 PM ChST Tue Apr 14 2026

The National Weather Service in Tiyan has extended the

* Flash Flood Warning for...
  Saipan...
  Tinian...

* Until 1015 PM ChST.

* At 807 PM ChST, Doppler radar indicated heavy rain across the
  warned area. Between 1 and 4 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 or expected to begin shortly.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Radar.

  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.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 1485 14551 1487 14552 1489 14557 1488 14559
      1491 14562 1501 14556 1503 14556 1513 14563
      1513 14565 1511 14567 1522 14569 1524 14569
      1526 14569 1527 14571 1526 14573 1531 14580
      1531 14582 1526 14585 1520 14580 1514 14581
      1513 14580 1513 14578 1508 14577 1507 14575
      1508 14570 1510 14567 1504 14567 1501 14570
      1494 14569 1490 14565 1490 14562 1488 14560
      1483 14559 1482 14555

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR

$$

JS






972 

WGMY50 PGUM 141056
FFWGUM
GUC010-141300-
/O.EXT.PGUM.FF.W.0009.000000T0000Z-260414T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tiyan GU
856 PM ChST Tue Apr 14 2026

The National Weather Service in Tiyan has extended the

* Flash Flood Warning for...
  Guam...

* Until 1100 PM ChST.

* At 856 PM ChST, Doppler radar indicated heavy rain across the
  warned area. Between 2 and 4 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 or expected to begin shortly.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Radar.

  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.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 1348 14462 1350 14475 1352 14476 1354 14478
      1366 14483 1368 14485 1368 14487 1363 14492
      1362 14497 1361 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

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR

$$

JS