511 WTNT35 KNHC 170832 TCPAT5 BULLETIN Tropical Storm Ernesto Advisory Number 9 NWS National Hurricane Center Miami FL AL052018 500 AM AST Fri Aug 17 2018 ...ERNESTO STILL A TROPICAL STORM BUT EXPECTED TO BECOME A POST-TROPICAL CYCLONE BY TONIGHT... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...45.6N 36.4W ABOUT 715 MI...1145 KM NW OF THE AZORES ABOUT 800 MI...1290 KM E OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NE OR 50 DEGREES AT 25 MPH...41 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 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 Ernesto was located near latitude 45.6 North, longitude 36.4 West. Ernesto is moving quickly toward the northeast near 25 mph (41 km/h), and an even faster motion toward the northeast or east-northeast is expected during the next day or two. On the forecast track, Ernesto will approach Ireland and the United Kingdom on Saturday. Maximum sustained winds remain near 45 mph (75 km/h) with higher gusts. While little change in strength is forecast during the next 36 hours, Ernesto is expected to become a post-tropical cyclone by tonight and then become extratropical as it merges with a frontal zone on Saturday. Tropical-storm-force winds extend outward up to 160 miles (260 km) east of the center. The estimated minimum central pressure is 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Cangialosi