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#873076 (Received by flhurricane at: 4:55 AM 27.Aug.2016) TCPAT2 BULLETIN TROPICAL STORM GASTON ADVISORY NUMBER 19 NWS NATIONAL HURRICANE CENTER MIAMI FL AL072016 500 AM AST SAT AUG 27 2016 ...GASTON EXPECTED TO STRENGTHEN TODAY... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...27.9N 52.0W ABOUT 820 MI...1325 KM ESE OF BERMUDA MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...NW OR 310 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...995 MB...29.39 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 500 AM AST (0900 UTC), the center of Tropical Storm Gaston was located near latitude 27.9 North, longitude 52.0 West. Gaston is moving toward the northwest near 15 mph (24 km/h). A northwestward heading with a decrease in forward speed is expected during the next couple of days. Maximum sustained winds are near 65 mph (100 km/h) with higher gusts. Strengthening is forecast during the next 48 hours, and Gaston is expected to become a hurricane by tonight. Tropical-storm-force winds extend outward up to 150 miles (240 km) from the center. The estimated minimum central pressure based on data from the NASA/NOAA Global Hawk aircraft is 995 mb (29.39 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Berg |