Hazardous Weather Outlook
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
870 FLCA42 TJSJ 180842 HWOSJU Hazardous Weather Outlook National Weather Service San Juan PR 442 AM AST Fri Oct 18 2024 AMZ711>745-PRZ001>013-190845- 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- 442 AM AST Fri Oct 18 2024 This Hazardous Weather Outlook is for portions of Puerto Rico. .DAY ONE...Today and Tonight .Lightning...Isolated to scattered thunderstorms possible. Be aware of thunderstorms in your area and be prepared to take shelter. .Excessive Rainfall...Flooding of urban areas, roads, small streams, and washes. Isolated flash floods possible. .Excessive Heat...This level of heat affects primarily those individuals extremely sensitive to heat, especially when outdoors without effective cooling and/or adequate hydration. .Marine Conditions...Small craft should exercise caution across the northeastern offshore Atlantic Waters. .Rip Currents...Life-threatening rip currents are possible in the surf zone particularly over northern and eastern Puerto Rico, Vieques, & Culebra. .DAYS TWO THROUGH SEVEN...Saturday through Thursday A noticeably wetter pattern will be present during this period. For the weekend and next week, an approaching cold front and moisture coming from the Caribbean Sea will combine to generate additional periods of rain. This will increase the risk of flooding, mudslides and rapid river raises. Marine and coastal conditions will also deteriorate due to a northerly swell, with exercise caution criteria present, and high rip current risk criteria possibly present on Monday. The risk of rip current will be moderate for other days. The risk of heat will persist through the forecast period, except on periods with dense clouds. .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. $$ AMZ716-726-VIZ001-002-190845- St. Thomas St. John adjacent Islands-St Croix- Nearshore Atlantic and adjacent Caribbean Coastal Waters- 442 AM AST Fri Oct 18 2024 This Hazardous Weather Outlook is for portions of USVI. .DAY ONE...Today and Tonight .Lightning...Isolated to scattered thunderstorms possible. Be aware of thunderstorms in your area and be prepared to take shelter. .Excessive Rainfall...Flooding of urban areas, roads, small streams, and washes possible. Isolated flash floods possible. .Excessive Heat...This level of heat affects primarily those individuals extremely sensitive to heat, especially when outdoors without effective cooling and/or adequate hydration. .Marine Conditions...Small craft should exercise caution across the northeastern offshore Atlantic Waters. .Rip Currents...Life-threatening rip currents are possible in the surf zone particularly across western St. Thomas and easternmost St. Croix. .DAYS TWO THROUGH SEVEN...Saturday through Thursday A noticeably wetter pattern will be present during this period. For the weekend and next week, an approaching cold front and moisture coming from the Caribbean Sea will combine to generate additional periods of rain. This will increase the risk of flooding, mudslides and rapid river raises. Marine and coastal conditions will also deteriorate due to a northerly swell, with exercise caution criteria present, and high rip current risk criteria possibly present on Monday. The risk of rip current will be moderate for other days. The risk of heat will persist through the forecast period, except on periods with dense clouds. .SPOTTER INFORMATION STATEMENT... Spotter activation is encouraged. Please relay any information about flooding, winds, waves, and rip currents to the National Weather Service in San Juan. $$