000 ABNT20 KNHC 281810 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT TUE AUG 28 2012 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE ISAAC APPROACHING THE SOUTHEAST LOUISIANA COAST. SHOWER ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE...LOCATED ABOUT 1425 MILES SOUTHWEST OF THE AZORES...HAS BECOME BETTER ORGANIZED TODAY. A TROPICAL DEPRESSION COULD FORM AT ANY TIME TODAY OR TONIGHT... BEFORE UPPER-LEVEL WINDS BECOME UNFAVORABLE FOR DEVELOPMENT DURING THE NEXT DAY OR TWO. THIS SYSTEM HAS A MEDIUM CHANCE...50 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS THE LOW MOVES TOWARD THE WEST-NORTHWEST AT 10 TO 15 MPH. A LARGE BUT DISORGANIZED AREA OF CLOUDINESS AND SHOWERS ASSOCIATED WITH A TROPICAL WAVE IS LOCATED ABOUT 350 MILES WEST-SOUTHWEST OF THE CAPE VERDE ISLANDS. ENVIRONMENTAL CONDITIONS ARE FORECAST TO BECOME MORE CONDUCIVE FOR DEVELOPMENT OVER THE NEXT SEVERAL DAYS. THIS SYSTEM HAS A LOW CHANCE...20 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD ABOUT 15 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER AVILA