978 WTNT33 KNHC 250837 TCPAT3 BULLETIN Subtropical Depression Leslie Advisory Number 8 NWS National Hurricane Center Miami FL AL132018 500 AM AST Tue Sep 25 2018 ...LESLIE EXPECTED TO BECOME A POST-TROPICAL CYCLONE BY TONIGHT... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...31.9N 46.2W ABOUT 1165 MI...1870 KM WSW OF THE AZORES MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...SE OR 140 DEGREES AT 8 MPH...13 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 Subtropical Depression Leslie was located near latitude 31.9 North, longitude 46.2 West. The subtropical depression is moving toward the southeast near 8 mph (13 km/h). A faster east to northeast motion is expected later today and Wednesday, followed by a turn to the north by Wednesday night. Maximum sustained winds remain near 35 mph (55 km/h) with higher gusts. Leslie is expected to lose its subtropical characteristics by tonight. Strengthening as an post-tropical cyclone is expected, and Leslie is forecast to become a large and powerful post-tropical cyclone by Wednesday with winds approaching hurricane force. 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 Cangialosi