000 ABNT20 KNHC 222350 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT MON AUG 22 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE IRENE LOCATED ABOUT 200 MILES SOUTHEAST OF GRAND TURK ISLAND. A LARGE LOW PRESSURE SYSTEM LOCATED ABOUT 650 MILES WEST-NORTHWEST OF THE NORTHERNMOST CAPE VERDE ISLANDS IS MOVING WEST-NORTHWESTWARD AT ABOUT 15 MPH. SHOWER AND THUNDERSTORM ACTIVITY HAS INCREASED A LITTLE IN ASSOCIATION WITH THIS LOW...AND SOME DEVELOPMENT IS POSSIBLE BEFORE UPPER-LEVEL WINDS INCREASE OVER THE DISTURBANCE 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 CANGIALOSI/HOGSETT