• Tropical Storm Melissa is expected to strengthen into a hurricane, threatening Jamaica and Hispaniola with catastrophic flash floods and landslides.
• Hurricane warnings are in effect for Jamaica, and watches have been issued for southwestern Haiti, advising residents to prepare for severe weather conditions.
• Rainfall of 15–25 inches, with localized amounts up to 35 inches, is expected, leading to dangerous flash flood conditions and increased landslide risk.