Hazardous Weather Outlook
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
791 FLCA42 TJSJ 090820 HWOSJU Hazardous Weather Outlook National Weather Service San Juan PR 420 AM AST Thu May 9 2024 AMZ711>745-PRZ001>013-101000- 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- 420 AM AST Thu May 9 2024 This Hazardous Weather Outlook is for portions of Puerto Rico. .DAY ONE...Today and Tonight .Lightning...Isolated to scattered thunderstorms possible, mainly across northwestern Puerto Rico in the afternoon. Plan to stop all outdoor activity and move to shelters. .Excessive Rainfall...Flooding of urban areas, roads, small streams, and washes. Since soils are saturated, flash floods and mudslides are possible. Some rivers will remain or may exceed flood stage, affecting nearby roads and structures. .Excessive Heat...Heat index 102-107 degrees across most coastal areas, including Vieques and Culebra. Heat exhaustion possible with prolonged exposure. .Rip Currents...Life-threatening rip currents are possible in the surf zone particularly along beaches from northwestern to northeastern Puerto Rico and Culebra. .DAYS TWO THROUGH SEVEN...Friday through Wednesday The excessive rainfall and lightning hazards risk will persist each day, particularly from the typical afternoon showers and isolated thunderstorm development. With high moisture levels, heat indices could surpass 102 degrees Fahrenheit each day, with the potential for 108-110 degrees in localized areas on Saturday and Sunday. The risk of rip current will range between moderate on Friday and Tuesday and low between Saturday and Monday. .SPOTTER INFORMATION STATEMENT... Spotter activation is encouraged. Please relay any information about flooding, winds, waves, and rip currents to the National Weather Service in San Juan. $$ AMZ716-726-VIZ001-002-101000- St. Thomas St. John adjacent Islands-St Croix- Nearshore Atlantic and adjacent Caribbean Coastal Waters- 420 AM AST Thu May 9 2024 This Hazardous Weather Outlook is for portions of USVI. .DAY ONE...Today and Tonight .Excessive Rainfall...Ponding of water in roads and poorly drained areas. Urban and small stream flooding is possible. .Rip Currents...Life-threatening rip currents are possible in the surf zone particularly along beaches from northwestern Saint Thomas to eastern Saint Croix. .DAYS TWO THROUGH SEVEN...Friday through Wednesday With high moisture levels, heat indices could surpass 102 degrees Fahrenheit each day, with the potential for 108-110 degrees in localized areas on Saturday and Sunday. The risk of rip current will range between moderate on Friday and from Monday onward and low on Saturday and Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation is encouraged. Please relay any information about flooding, winds, waves, and rip currents to the National Weather Service in San Juan. $$