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| #939466 (Received by flhurricane at: 4:35 AM 11.Sep.2018) TCPAT3 BULLETIN Hurricane Helene Advisory Number 16 NWS National Hurricane Center Miami FL AL082018 500 AM AST Tue Sep 11 2018 ...HELENE MOVING NORTHWESTWARD OVER THE EASTERN ATLANTIC... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...16.0N 33.6W ABOUT 620 MI...995 KM W OF THE SOUTHERNMOST CABO VERDE ISLANDS ABOUT 1570 MI...2530 KM SSW OF THE AZORES MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H PRESENT MOVEMENT...WNW OR 300 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...968 MB...28.59 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 Hurricane Helene was located near latitude 16.0 North, longitude 33.6 West. Helene is moving toward the west-northwest near 14 mph (22 km/h), and this motion is expected to continue with a decrease in forward speed through tonight. A turn toward the northwest and then north-northwest is forecast on Wednesday and Thursday. Maximum sustained winds are near 110 mph (175 km/h) with higher gusts. Some strengthening is possible during the next 12 hours, but a gradual weakening trend is expected after that time. Hurricane-force winds extend outward up to 35 miles (55 km) from the center and tropical-storm-force winds extend outward up to 115 miles (185 km). The estimated minimum central pressure is 968 mb (28.59 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Roberts |
