000 WTNT31 KNHC 282056 TCPAT1 BULLETIN Hurricane Oscar Advisory Number 8 NWS National Hurricane Center Miami FL AL162018 500 PM AST Sun Oct 28 2018 ...OSCAR BECOMES A HURRICANE OVER THE SUBTROPICAL ATLANTIC... ...THE EIGHTH HURRICANE OF THE 2018 ATLANTIC HURRICANE SEASON... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...25.7N 55.5W ABOUT 725 MI...1165 KM SE OF BERMUDA ABOUT 710 MI...1145 KM NE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...989 MB...29.21 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Oscar was located near latitude 25.7 North, longitude 55.5 West. Oscar is moving toward the west near 16 mph (26 km/h). A continued westward motion is expected overnight, followed by a turn toward the west-northwest by early Monday, with a northwestward motion forecast on Monday afternoon. By Tuesday, Oscar is forecast to begin moving toward the north or north-northeast with an increase in forward speed. The hurricane is then expected to accelerate quickly toward the northeast through the middle of the week. Maximum sustained winds have increased to near 75 mph (120 km/h) with higher gusts. Additional strengthening is forecast during the next 48 hours, followed by gradual weakening thereafter. Hurricane-force winds extend outward up to 15 miles (30 km) from the center and tropical-storm-force winds extend outward up to 115 miles (185 km). The estimated minimum central pressure is 989 mb (29.21 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Stewart