ALT Tropical Weather Outlook: 200 PM EDT Sun Jun 14 2026. For the North Atlantic...Caribbean Sea and the Gulf of America: 1. Northwestern Gulf of America: A trough of low pressure located over northeastern Mexico is producing disorganized shower and thunderstorm activity. Development is not expected during the next day or so while the trough remains inland and drifts northward over northeastern Mexico or southern Texas. The system is then forecast to move northeastward and could re-emerge over the northwestern Gulf of America late Tuesday or Wednesday, where environmental conditions may support some development around midweek. Regardless of formation chances, heavy rainfall and flash flooding are possible across portions of eastern and southern Texas and Louisiana this week. Formation chance through 48 hours...low...near 0 percent. Formation chance through 7 days...low...30 percent.

ALT Key Messages: 1. Jamaica: You may need to remain sheltered after the storm due to downed power lines and flooded areas. Ensure generators are properly ventilated and placed outside at least 20 feet away from dwellings and garages to avoid carbon monoxide poisoning. During clean up, be careful when using chainsaws and power tools. Drink plenty of water to avoid heat exhaustion. 2. Haiti and the Dominican Republic: Catastrophic flash flooding and landslides are expected across portions of Haiti and the Dominican Republic through today. In Haiti, extensive damage and isolation of communities is likely. Tropical storm conditions are expected through this morning. 3. Eastern Cuba: Life-threatening storm surge, flash flooding and landslides, and damaging hurricane winds are ongoing this morning. Remain in a safe shelter. 4. Bahamas and the Turks and Caicos: Hurricane conditions, life-threatening storm surge, and heavy rainfall are expected across portions of the SE and C Bahamas.

ALT 1. Jamaica: Es posible que necesite permanecer protegido después de la tormenta debido a líneas eléctricas derribadas y áreas inundadas. Asegúrese de que los generadores estén adecuadamente ventilados y coloquen fuera a al menos 20 pies de distancia de viviendas y garajes para evitar envenenamiento por monóxido de carbono. Durante la limpieza, tenga cuidado al usar motosierras y herramientas eléctricas. Beba mucha agua para evitar el agotamiento por el calor. 2. Haití y la República Dominicana: Se esperan inundaciones repentinas y deslizamientos de tierra catastróficos a través de porciones de Haití y la República Dominicana hasta hoy. En Haití, daños extensos y aislamiento de comunidades es probable. Se esperan condiciones de tormenta tropical hasta esta mañana. 3. Este de Cuba: Marejada ciclónica que amenaza la vida, inundaciones repentinas y deslizamientos de tierra, y vientos de huracán dañinos están en curso esta mañana. Permanezca en un refugio seguro.

ALT 1. Jamaica: Remain sheltered! Catastrophic flash flooding, landslides, and destructive winds will continue through today, causing widespread infrastructure damage, power and communication outages, and isolated communities. Total structural failure is possible near the path of Melissa’s center. Along the southern coast, life-threatening storm surge and damaging waves are expected through the day. Failure to act may result in serious injury or loss of life. 2. Haiti and the Dominican Republic: Catastrophic flash flooding and landslides are expected across southwestern Haiti and southern portions of the Dominican Republic through midweek. In Haiti, extensive damage and isolation of communities is likely. Tropical storm conditions are expected later today and Wednesday. 3. Eastern Cuba: Heavy rainfall, flash flooding and landslides are expected soon. Life-threatening storm surge and damaging winds are likely to begin later today. Complete all preparations now.

ALT Key Messages: 1. Jamaica: Remain in your safe shelter and do not venture outside. Catastrophic, life-threatening flash flooding and numerous landslides are expected through Tuesday. The eyewall’s destructive winds may cause total structural failure, particularly in higher elevations, leading to widespread infrastructural damage, prolonged power and communication outages, and isolated communities. Along the southern coast, life-threatening storm surge and damaging waves are anticipated through Tuesday. 2. Haiti and the Dominican Republic: Catastrophic and life-threatening flash flooding and landslides are expected across southwestern Haiti and southern portions of the Dominican Republic through midweek. In Haiti, extensive infrastructural damage and isolation of communities is likely. Tropical storm conditions are expected late Tuesday and Wednesday.

ALT Mensajes Clave: 1. Jamaica: Permanezca en su refugio seguro y no se aventure afuera. Se esperan inundaciones repentinas catastróficas y numerosos deslizamientos de tierra hasta el martes. Los vientos destructivos de la pared del ojo pueden causar falla estructural total, particularmente en elevaciones más altas, lo que lleva a daños infraestructurales generalizados, cortes prolongados de energía y comunicaciones, y comunidades aisladas. A lo largo de la costa sur, marejada ciclónica y olas dañinas que amenazan la vida se anticipan hasta el martes. 2. Haití y la República Dominicana: Se esperan inundaciones repentinas y deslizamientos de tierra catastróficos y que amenazan la vida a través del suroeste de Haití y porciones sur de la República Dominicana hasta mediados de la semana. En Haití, daños infraestructurales extensos y aislamiento de comunidades es probable. Se esperan condiciones de tormenta tropical a última hora del martes y miércoles.