Hazardous Weather Outlook
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
231 FLCA42 TJSJ 120931 HWOSJU Hazardous Weather Outlook National Weather Service San Juan PR 531 AM AST Sun Oct 12 2025 AMZ711>745-PRZ001>013-131000- San Juan and Vicinity-Northeast-Southeast-Eastern Interior- North Central-Central Interior-Ponce and Vicinity-Northwest- Western Interior-Mayaguez and Vicinity-Southwest-Culebra-Vieques- The nearshore and off shore Atlantic and Caribbean Coastal Waters- 531 AM AST Sun Oct 12 2025 This Hazardous Weather Outlook is for portions of Puerto Rico. .DAY ONE...Today and Tonight .Lightning...Isolated thunderstorms, particularly in the afternoon. Stay alert and be prepared to take shelter if storms develop. .Excessive Rainfall...Flooding in urban areas, roads, small streams, and washes. There is a low chance of isolated flash floods. Elsewhere, plan for water ponding on roads and in poorly drained areas. .Excessive Heat...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Those extremely sensitive to heat face the highest risk. Some health systems and heat-sensitive industries could be affected. .Rip Currents...Life-threatening rip currents are possible in the surf zone, particularly across northern and eastern Puerto Rico, including Culebra. Isolated stronger rip currents may occur elsewhere, especially near piers, jetties, and channels. .DAYS TWO THROUGH SEVEN...Monday through Saturday A moderate rip current risk will continue along the northern and eastern beaches through most of the forecast period, but conditions will likely increase to a high risk by the weekend. Afternoon thunderstorms each day will trigger a limited to elevated flood threat and a limited lightning threat, mainly across western and northern Puerto Rico. In addition, an elevated heat threat will persist through the workweek. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$ AMZ716-726-VIZ001-002-131000- St. Thomas St. John adjacent Islands-St Croix- Nearshore Atlantic and adjacent Caribbean Coastal Waters- 531 AM AST Sun Oct 12 2025 This Hazardous Weather Outlook is for portions of USVI. .DAY ONE...Today and Tonight .Lightning...Isolated thunderstorms. Stay alert and be prepared to take shelter if storms develop. .Excessive Rainfall...Ponding of water in roads and poorly drained areas. There is a low chance of localized urban and small streams flooding. .Excessive Heat...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Those extremely sensitive to heat face the highest risk. Some health systems and heat-sensitive industries could be affected. .DAYS TWO THROUGH SEVEN...Monday through Saturday A moderate rip current risk will continue along the northern and eastern beaches through most of the forecast period. In addition, an elevated heat threat will persist through the workweek. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$