284 WTNT31 KNHC 110241 TCPAT1 BULLETIN Hurricane Florence Advisory Number 47 NWS National Hurricane Center Miami FL AL062018 1100 PM AST Mon Sep 10 2018 ...FLORENCE CHANGES LITTLE IN STRENGTH DURING THE PAST SEVERAL HOURS... ...HURRICANE AND STORM SURGE WATCHES LIKELY TO BE ISSUED ON TUESDAY... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...25.9N 62.4W ABOUT 465 MI...750 KM SSE OF BERMUDA ABOUT 1085 MI...1745 KM ESE OF CAPE FEAR NORTH CAROLINA MAXIMUM SUSTAINED WINDS...140 MPH...220 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...944 MB...27.88 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in the southeastern and mid-Atlantic states should monitor the progress of Florence. Storm Surge and Hurricane watches are likely be issued for portions of these areas on Tuesday. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM AST (0300 UTC), the center of Hurricane Florence was located near latitude 25.9 North, longitude 62.4 West. Florence is moving toward the west-northwest near 13 mph (20 km/h). A west- northwestward to northwestward motion and an increase in forward speed are expected during the next couple of days. On the forecast track, the center of Florence will move over the southwestern Atlantic Ocean between Bermuda and the Bahamas Tuesday and Wednesday, and approach the coast of North Carolina or South Carolina on Thursday. Maximum sustained winds are near 140 mph (220 km/h) with higher gusts. Florence is a category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale. Some strengthening is expected during the next 36 hours, and Florence is expected to be an extremely dangerous major hurricane through Thursday. Hurricane-force winds extend outward up to 40 miles (65 km) from the center and tropical-storm-force winds extend outward up to 150 miles (240 km). The latest minimum central pressure estimated from Air Force Reserve Hurricane Hunter aircraft data is 944 mb (27.88 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Florence are affecting Bermuda and portions of the U.S. East Coast. 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 Beven