ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Dorian Advisory Number 4 NWS National Hurricane Center Miami FL AL052019 500 AM AST Sun Aug 25 2019 ...TROPICAL STORM WATCH ISSUED FOR BARBADOS... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...11.0N 51.6W ABOUT 555 MI...890 KM ESE OF BARBADOS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1008 MB...29.77 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of Barbados has issued a Tropical Storm Watch for Barbados. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Barbados A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. Additional watches will likely be issued later today for portions of the Windward and Leeward Islands. Elsewhere, interests in Puerto Rico and Hispaniola should monitor the progress of Dorian. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Tropical Storm Dorian was located near latitude 11.0 North, longitude 51.6 West. Dorian is moving toward the west near 13 mph (20 km/h), and this motion is expected to continue today, followed by a motion toward the west-northwest on Monday and Tuesday. On the forecast track, Dorian is expected to be near the central Lesser Antilles late Monday or early Tuesday. Maximum sustained winds remain near 40 mph (65 km/h) with higher gusts. Some strengthening is forecast during the next 48 hours, and Dorian could be near hurricane strength over the eastern Caribbean Sea. Tropical-storm-force winds extend outward up to 25 miles (35 km) from the center. The estimated minimum central pressure is 1008 mb (29.77 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Dorian is expected to produce total rain accumulations of 2 to 4 inches in portions of the Lesser Antilles, with possible isolated maximum amounts of 6 inches. WIND: Tropical storm conditions are possible within the watch area by late Monday. SURF: Swells generated by Dorian will be affecting portions of the Lesser Antilles by late Monday. These swells could cause life- threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next intermediate advisory at 800 AM AST. Next complete advisory at 1100 AM AST. $$ Forecaster Blake NNNN