000 ABNT20 KNHC 021748 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT THU SEP 2 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE EARL...LOCATED ABOUT 245 MILES SOUTH OF CAPE HATTERAS NORTH CAROLINA. ADVISORIES ARE ALSO BEING ISSUED ON TROPICAL STORM FIONA...LOCATED ABOUT 520 MILES SOUTH-SOUTHWEST OF BERMUDA...AND ON RECENTLY DOWNGRADED TROPICAL DEPRESSION GASTON...LOCATED ABOUT 1000 MILES WEST OF THE SOUTHERNMOST CAPE VERDE ISLANDS. DISORGANIZED SHOWERS AND THUNDERSTORMS...ASSOCIATED WITH A VIGOROUS TROPICAL WAVE...ARE LOCATED A FEW HUNDRED MILES EAST-SOUTHEAST OF THE SOUTHERNMOST CAPE VERDE ISLANDS. SOME SLOW DEVELOPMENT OF THIS SYSTEM IS POSSIBLE DURING THE NEXT COUPLE OF DAYS AS IT MOVES WESTWARD NEAR 10 MPH. THERE IS A LOW CHANCE...10 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. PUBLIC ADVISORIES ON TROPICAL STORM GASTON ARE ISSUED UNDER WMO HEADER WTNT34 KNHC AND UNDER AWIPS HEADER MIATCPAT4. FORECAST/ADVISORIES ON TROPICAL STORM GASTON ARE ISSUED UNDER WMO HEADER WTNT24 KNHC AND UNDER AWIPS HEADER MIATCMAT4. $$ FORECASTER ROBERTS/PASCH