


Flash Flood Watch
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
002 WGMY60 PGUM 150626 FFAGUM Flood Watch National Weather Service Tiyan GU 426 PM ChST Wed Oct 15 2025 GUZ001-MPZ001-150730- /O.CAN.PGUM.FA.A.0003.000000T0000Z-251015T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Guam-Rota- 426 PM ChST Wed Oct 15 2025 ...FLOOD WATCH IS CANCELLED... The Flood Watch is cancelled for Guam and Rota. Flooding is no longer expected to pose a threat. Invest 96W is moving further west and faster than previously anticipated. Radar shows numerous showers are mainly west of Guam and Rota with scattered showers to the east of the islands. As Invest 96W continues to pull away to the west, showers are expected to continue to decrease through Thursday. Additional rainfall overnight is expected to be 0.5 to 1.0 inches. This additional rainfall is not expected to produce widespread flash flooding. $$ PB