181 WGMY50 PGUM 141225 FFWGUM MPC110-120-141300- /O.NEW.PGUM.FF.W.0010.260414T1225Z-260414T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Tiyan GU 1025 PM ChST Tue Apr 14 2026 The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Saipan... Tinian... * Until 1100 PM ChST. * At 1025 PM ChST, Doppler radar and automated rain gauges indicated heavy rain falling 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 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...Radar and automated gauges. 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. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 1526 14569 1527 14571 1526 14573 1531 14580 1531 14582 1526 14585 1520 14580 1514 14581 1513 14580 1513 14578 1512 14578 1508 14577 1507 14575 1508 14570 1510 14567 1511 14567 1522 14569 1523 14569 1503 14556 1512 14562 1513 14563 1513 14565 1512 14566 1504 14567 1501 14570 1500 14570 1494 14569 1490 14565 1490 14562 1491 14562 1501 14556 1498 14561 1488 14559 1488 14560 1487 14560 1485 14559 1484 14559 1483 14559 1482 14555 1485 14551 1487 14552 1487 14553 1489 14557 1484 14555 FLASH FLOOD...RADAR AND GAUGE INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ JS  477 WGMY50 PGUM 141230 FFWGUM GUC010-141430- /O.EXT.PGUM.FF.W.0009.000000T0000Z-260414T1430Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Tiyan GU 1030 PM ChST Tue Apr 14 2026 The National Weather Service in Tiyan has extended the * Flash Flood Warning for... Guam... * Until 1230 AM ChST. * At 1030 PM ChST, Doppler radar indicated heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 2 to 4 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, and streets as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita and Umatac. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 1354 14478 1366 14483 1368 14485 1368 14487 1363 14492 1362 14497 1359 14498 1351 14494 1341 14480 1326 14478 1322 14474 1322 14469 1321 14465 1321 14463 1324 14462 1327 14464 1334 14461 1337 14461 1340 14463 1344 14460 1346 14460 1348 14462 1350 14475 1352 14476 1325 14468 1338 14465 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ JS  951 WHUS51 KBUF 141231 SMWBUF LOZ042-043-062-063-141330- /O.NEW.KBUF.MA.W.0004.260414T1231Z-260414T1330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Buffalo NY 831 AM EDT Tue Apr 14 2026 The National Weather Service in Buffalo has issued a * Special Marine Warning for... Lake Ontario from Sunset Beach to Braddock Bay... * Until 930 AM EDT. * At 830 AM EDT, a severe thunderstorm was located near Sunset Beach, or 39 nm east of Niagara River, moving east at 45 knots. HAZARD...Wind gusts 34 knots or greater and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Sunset Beach and Hamlin Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 4328 7780 4331 7781 4334 7811 4334 7828 4363 7837 4363 7764 4327 7771 TIME...MOT...LOC 1230Z 260DEG 43KT 4343 7820 HAIL...>.75IN WIND...>34KTS $$ Welch  866 WGMY50 PGUM 141234 FFWGUM MPC110-120-141500- /O.EXT.PGUM.FF.W.0010.000000T0000Z-260414T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Tiyan GU 1034 PM ChST Tue Apr 14 2026 The National Weather Service in Tiyan has extended the * Flash Flood Warning for... Saipan... Tinian... * Until 100 AM ChST. * At 1034 PM ChST, Doppler radar and automated rain gauges indicated heavy rain falling 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 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...Radar and automated gauges. 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. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 1527 14571 1526 14573 1531 14580 1531 14582 1526 14585 1520 14580 1514 14581 1513 14580 1513 14578 1512 14578 1508 14577 1507 14575 1508 14570 1510 14567 1511 14567 1522 14569 1523 14569 1526 14569 1512 14562 1513 14563 1513 14565 1512 14566 1504 14567 1501 14570 1500 14570 1494 14569 1490 14565 1490 14562 1491 14562 1501 14556 1503 14556 1498 14561 1488 14560 1487 14560 1485 14559 1484 14559 1483 14559 1482 14555 1485 14551 1487 14552 1487 14553 1489 14557 1488 14559 1484 14555 FLASH FLOOD...RADAR AND GAUGE INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ JS  881 WUUS51 KBUF 141244 SVRBUF NYC037-051-055-069-117-141330- /O.NEW.KBUF.SV.W.0016.260414T1244Z-260414T1330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Buffalo NY 844 AM EDT Tue Apr 14 2026 The National Weather Service in Buffalo has issued a * Severe Thunderstorm Warning for... Southwestern Wayne County in western New York... Northwestern Livingston County in western New York... Eastern Genesee County in western New York... Southern Monroe County in western New York... North central Ontario County in western New York... * Until 930 AM EDT. * At 843 AM EDT, a severe thunderstorm was located over Le Roy, or 9 miles east of Batavia, moving east at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Rochester, Irondequoit, Chili, East Rochester, Webster, Fairport, Brighton, Gates-North Gates, Henrietta, and Penfield. This includes the following highways... Interstate 390 between exits 11 and 12. Interstate 90 between exits 44 and 47. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4287 7807 4305 7815 4327 7734 4300 7723 TIME...MOT...LOC 1243Z 254DEG 44KT 4300 7798 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Welch