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| #939427 (Received by flhurricane at: 10:45 PM 10.Sep.2018) TCPAT3 BULLETIN Hurricane Helene Advisory Number 15 NWS National Hurricane Center Miami FL AL082018 1100 PM AST Mon Sep 10 2018 ...HELENE EXPECTED TO TURN NORTHWESTWARD OVER THE EASTERN ATLANTIC... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...15.5N 32.4W ABOUT 535 MI...860 KM W OF THE SOUTHERNMOST CABO VERDE ISLANDS ABOUT 1590 MI...2555 KM SSW OF THE AZORES MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 12 MPH...19 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 1100 PM AST (0300 UTC), the center of Hurricane Helene was located near latitude 15.5 North, longitude 32.4 West. Helene is moving toward the west-northwest near 12 mph (19 km/h). A continued west-northwestward motion with a decrease in forward speed is expected through late Tuesday, followed by a turn toward the northwest and then north-northwest on Wednesday and Thursday. Maximum sustained winds have increased to near 105 mph (165 km/h) with higher gusts. Little change in intensity is expected 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 500 AM AST. $$ Forecaster Cangialosi |
