


Flash Flood Watch
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
815 WGMY60 PGUM 250448 FFAGUM Flood Watch National Weather Service Tiyan GU 248 PM ChST Fri Jul 25 2025 GUZ001-250600- /O.CAN.PGUM.FA.A.0002.000000T0000Z-250726T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Guam- 248 PM ChST Fri Jul 25 2025 ...FLOOD WATCH IS CANCELLED... The Flood Watch is cancelled for Guam. While occasional heavy showers and thunderstorms could lead to localized areas of flash flooding, the threat for widespread significant rainfall and flash flooding has ended. Therefore, the Flood Watch is being cancelled. $$ MPZ001>003-252115- /O.CON.PGUM.FA.A.0002.000000T0000Z-250726T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Rota-Tinian-Saipan- 248 PM ChST Fri Jul 25 2025 ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE SATURDAY NIGHT... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Rota, Tinian and Saipan. * WHEN...Through late Saturday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - An unsettled pattern caused by the monsoon surge in the wake of Tropical Storm Krosa is likely to produce heavy showers and thunderstorms, with a flash flooding risk to the region through Saturday night. Additional rainfall of 3 to 6 inches, with locally higher amounts possible through Saturday night. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ DS