257
WGMY50 PGUM 060340
FFWGUM
GUC010-060415-
/O.EXT.PGUM.FF.W.0023.000000T0000Z-260806T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TIYAN GU
140 PM CHST THU AUG 6 2026
THE NATIONAL WEATHER SERVICE IN TIYAN HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
SOUTHERN HALF OF GUAM...
* UNTIL 215 PM CHST.
* AT 140 PM CHST, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN
2 AND 4 INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS ALREADY
OCCURRING.
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.
SOURCE...RADAR AND AUTOMATED GAUGES.
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,
HIGHWAYS, STREETS AND UNDERPASSES 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, 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.
LAT...LON 1334 14461 1340 14463 1342 14462 1344 14460
1346 14460 1348 14463 1350 14475 1353 14478
1356 14479 1354 14496 1351 14494 1341 14481
1328 14479 1325 14478 1322 14470 1322 14469
1321 14465 1324 14463 1327 14465
FLASH FLOOD...RADAR AND GAUGE INDICATED
WILLIAMS
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