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| #939850 (Received by flhurricane at: 4:47 AM 13.Sep.2018) TCPAT3 BULLETIN Hurricane Helene Advisory Number 24 NWS National Hurricane Center Miami FL AL082018 500 AM AST Thu Sep 13 2018 ...HELENE WEAKENING WHILE MOVING NORTHWARD OVER THE EASTERN ATLANTIC... ...INTERESTS IN THE AZORES SHOULD MONITOR THE PROGRESS OF HELENE... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...23.5N 37.3W ABOUT 1215 MI...1955 KM SSW OF LAJES AIR BASE IN THE AZORES ABOUT 1170 MI...1885 KM SW OF THE AZORES MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...N OR 355 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...986 MB...29.12 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in the Azores should monitor the progress of Helene. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Hurricane Helene was located near latitude 23.5 North, longitude 37.3 West. Helene is moving toward the north near 14 mph (22 km/h). A turn toward the north-northeast with an increase in forward speed is expected tonight followed by a turn toward the northeast over the weekend. Maximum sustained winds have decreased to near 75 mph (120 km/h) with higher gusts. Continued weakening is forecast over the next couple of days, and Helene is expected to become a tropical storm by tonight. Hurricane-force winds extend outward up to 45 miles (75 km) from the center and tropical-storm-force winds extend outward up to 175 miles (280 km). The estimated minimum central pressure is 986 mb (29.12 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Roberts |
