WTNT55 KNHC 160755 TCEAT5 HURRICANE OMAR TROPICAL CYCLONE POSITION ESTIMATE NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL152008 400 AM AST THU OCT 16 2008 AT 400 AM AST...0800 UTC...THE CENTER OF HURRICANE OMAR WAS ESTIMATED NEAR LATITUDE 18.7 NORTH...LONGITUDE 63.4 WEST OR ABOUT 50 MILES...85 KM...NORTH-NORTHWEST OF ST. MAARTEN IN THE NORTHERN LEEWARD ISLANDS. $$ FORECASTER BLAKE/AVILA