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| #939172 (Received by flhurricane at: 4:41 AM 09.Sep.2018) TCPAT4 BULLETIN Tropical Storm Isaac Advisory Number 7 NWS National Hurricane Center Miami FL AL092018 500 AM AST Sun Sep 09 2018 ...ISAAC EXPECTED TO STRENGTHEN DURING THE NEXT FEW DAYS... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...14.5N 38.1W ABOUT 1540 MI...2475 KM E OF THE WINDWARD ISLANDS MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1001 MB...29.56 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 Isaac was located near latitude 14.5 North, longitude 38.1 West. Isaac is moving toward the west near 9 mph (15 km/h). A westward motion with an increase in forward speed is expected during the next few days. Maximum sustained winds remain near 50 mph (85 km/h) with higher gusts. Strengthening is forecast during the next few days, and Isaac is expected to become a hurricane by Monday. Tropical-storm-force winds extend outward up to 60 miles (95 km) from the center. The estimated minimum central pressure is 1001 mb (29.56 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Cangialosi |
