ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Sebastien Advisory Number 12 NWS National Hurricane Center Miami FL AL202019 500 AM AST Fri Nov 22 2019 ...SEBASTIEN NO LONGER EXPECTED TO STRENGTHEN... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...24.8N 57.0W ABOUT 600 MI...965 KM NE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...ENE OR 65 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 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 Storm Sebastien was located near latitude 24.8 North, longitude 57.0 West. Sebastien is moving toward the east-northeast near 15 mph (24 km/h). An east-northeast to northeast motion is expected during the next few days. Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Gradual weakening is expected, and Sebastien is forecast to become a post-tropical cyclone this weekend. Tropical-storm-force winds extend outward up to 160 miles (260 km) from the center. The estimated minimum central pressure is 999 mb (29.50 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Cangialosi NNNN