ZCZC MIATCPAT4 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL DEPRESSION NINE ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092016 500 PM EDT SUN AUG 28 2016 ...NEW TROPICAL DEPRESSION FORMS IN THE FLORIDA STRAITS... ...EXPECTED TO MOVE INTO THE GULF OF MEXICO... SUMMARY OF 500 PM EDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...23.7N 81.7W ABOUT 55 MI...90 KM NE OF HAVANA CUBA ABOUT 60 MI...100 KM S OF KEY WEST FLORIDA MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1009 MB...29.80 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 500 PM EDT (2100 UTC), the center of Tropical Depression Nine was located by a NOAA Hurricane Hunter aircraft near latitude 23.7 North, longitude 81.7 West. The depression is moving toward the west near 9 mph (15 km/h) and this motion is expected to continue through tonight. On the forecast track, the depression will be moving away from the Florida Keys and into the Gulf of Mexico overnight. A turn toward the west-northwest and a decrease in forward speed are expected on Monday followed by a turn toward the northwest on Tuesday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Some strengthening is forecast during the next 48 hours, and the depression is forecast to become a tropical storm on Monday. The latest minimum central pressure reported by the NOAA Hurricane Hunter aircraft was 1009 mb (29.80 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: The depression is expected to produce total rain accumulations of 1 to 4 inches over the southern half of the Florida peninsula and the Florida Keys through Wednesday. Isolated maximum amounts of 6 inches are possible over coastal areas of southern Florida and the Keys. This rainfall may cause flooding and flash flooding. WIND: Gusts to tropical storm force are possible in a few squalls in the lower Florida Keys through tonight. NEXT ADVISORY ------------- Next complete advisory at 1100 PM EDT. $$ Forecaster Brennan NNNN