000 ABNT20 KNHC 230552 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT TUE AUG 23 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE IRENE LOCATED ABOUT 135 MILES SOUTHEAST OF GRAND TURK ISLAND. SHOWERS AND THUNDERSTORMS NEAR A LARGE LOW PRESSURE SYSTEM LOCATED ABOUT 750 MILES WEST-NORTHWEST OF THE NORTHERNMOST CAPE VERDE ISLANDS HAVE CHANGED LITTLE IN ORGANIZATION DURING THE PAST FEW HOURS. THE LOW IS MOVING WEST-NORTHWESTWARD AT ABOUT 15 MPH TOWARD WARMER WATERS...AND SOME DEVELOPMENT IS POSSIBLE BEFORE UPPER-LEVEL WINDS INCREASE IN A COUPLE OF DAYS. 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 BERG