SAN JUAN — A tropical wave in the Caribbean Sea will bring showers and thunderstorms, with most impact over the eastern third of Puerto Rico and U.S. Virgin Islands by tonight, the National Weather Service said. St. Thomas, St. Croix and St. John have a 70 percent chance of rain today; while in San Juan, … Continue reading Puerto Rico and USVI Can Expect Showers and Thunderstorms By Tonight, NWS Says