000 ABNT20 KNHC 061131 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 AM EDT TUE SEP 6 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE KATIA...LOCATED ABOUT 400 MILES SOUTH OF BERMUDA. EARLY VISIBLE SATELLITE IMAGES INDICATE THAT THE SHOWER ACTIVITY ASSOCIATED WITH A LOW PRESSURE AREA CENTERED ABOUT 680 MILES WEST- SOUTHWEST OF THE SOUTHERNMOST CAPE VERDE ISLANDS IS GRADUALLY BECOMING BETTER ORGANIZED...AND A TROPICAL DEPRESSION COULD FORM LATER TODAY OR WEDNESDAY. THIS SYSTEM IS EXPECTED TO MOVE TOWARD THE WEST OR WEST-NORTHWEST AT ABOUT 15 MPH AND HAS A HIGH CHANCE...70 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. CLOUDINESS AND SHOWERS ASSOCIATED WITH A NEARLY STATIONARY AREA OF LOW PRESSURE HAVE INCREASED IN THE SOUTHERN GULF OF MEXICO. THIS SYSTEM HAS A LOW CHANCE...20 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER AVILA