283 WTNT35 KNHC 160847 TCPAT5 BULLETIN Tropical Depression Fifteen Advisory Number 4 NWS National Hurricane Center Miami FL AL152023 500 AM AST Sat Sep 16 2023 ...TROPICAL DEPRESSION EXPECTED TO BECOME A TROPICAL STORM THIS WEEKEND... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...17.9N 45.3W ABOUT 1070 MI...1725 KM ENE OF THE LESSER ANTILLES MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NNW OR 330 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Tropical Depression Fifteen was located near latitude 17.9 North, longitude 45.3 West. The depression is moving toward the north-northwest near 14 mph (22 km/h), and a general northwest or north-northwest motion is expected to continue for the next few days. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Strengthening is expected during the next few days, and the depression is forecast to become a tropical storm later today and it could become a hurricane by early next week. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Papin