ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Hurricane Teddy Advisory Number 23 NWS National Hurricane Center Miami FL AL202020 1100 PM AST Thu Sep 17 2020 ...LARGE AND POWERFUL HURRICANE TEDDY MOVING NORTHWESTWARD... ...LARGE SWELLS FORECAST TO SPREAD ACROSS MUCH OF THE WESTERN ATLANTIC INTO THIS WEEKEND INCREASING RIP CURRENT THREAT... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...20.9N 54.7W ABOUT 575 MI...930 KM ENE OF THE NORTHERN LEEWARD ISLANDS ABOUT 1005 MI...1615 KM SE OF BERMUDA MAXIMUM SUSTAINED WINDS...140 MPH...220 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...945 MB...27.91 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interest in Bermuda should monitor the progress of Teddy. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM AST (0300 UTC), the center of Hurricane Teddy was located near latitude 20.9 North, longitude 54.7 West. Teddy is moving toward the northwest near 12 mph (19 km/h), and this general motion is expected to continue for the next few days. Maximum sustained winds are near 140 mph (220 km/h) with higher gusts. Teddy is a category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale. Some additional strengthening is possible through Friday, with a weakening trend likely to begin this weekend. Teddy is a large hurricane. Hurricane-force winds extend outward up to 60 miles (95 km) from the center and tropical-storm-force winds extend outward up to 230 miles (370 km). The estimated minimum central pressure is 945 mb (27.91 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Teddy can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT5 and WMO header WTNT45 KNHC. SURF: Large swells generated by Teddy are reaching the Lesser Antilles and the northeastern coast of South America and should spread westward to the Greater Antilles, the Bahamas, Bermuda, and the east coast of the United States by the weekend. 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 Pasch NNNN