000 WTNT33 KNHC 270232 TCPAT3 BULLETIN Hurricane Lorenzo Advisory Number 18 NWS National Hurricane Center Miami FL AL132019 1100 PM AST Thu Sep 26 2019 ...EXTREMELY POWERFUL LORENZO STRENGTHENS A LITTLE MORE... ...SWELLS GENERATED BY THE HURRICANE LIKELY TO AFFECT PORTIONS OF THE WINDWARD ISLANDS AND THE NORTHEASTERN COAST OF SOUTH AMERICA... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...17.6N 41.5W ABOUT 1660 MI...2670 KM SW OF THE AZORES MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/H PRESENT MOVEMENT...NNW OR 330 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...939 MB...27.73 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 Lorenzo was located near latitude 17.6 North, longitude 41.5 West. Lorenzo is moving toward the north-northwest near 14 mph (22 km/h), and this motion is expected to continue through Friday. A turn to the north is expected on Saturday, followed by a turn to the northeast on Sunday. Maximum sustained winds are near 145 mph (230 km/h) with higher gusts. Lorenzo is a category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale. Some fluctuations in strength are possible through Friday night. A slow weakening trend is expected over the weekend. Lorenzo is a large hurricane, with hurricane-force winds extending outward up to 45 miles (75 km) from the center and tropical-storm-force winds extending outward up to 255 miles (405 km). The estimated minimum central pressure is 939 mb (27.73 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Lorenzo will affect portions of the northeastern coast of South America beginning tonight, and will affect portions of the Windward Islands beginning on Friday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 500 AM AST. $$ Forecaster Latto