000 ABNT20 KNHC 272109 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 530 PM EDT THU SEP 27 2007 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL STORM KAREN...LOCATED ABOUT 845 MILES EAST OF THE WINDWARD ISLANDS AND ON RECENTLY-UPGRADED TROPICAL STORM LORENZO...LOCATED ABOUT 105 MILES EAST-SOUTHEAST OF TUXPAN MEXICO. A TROUGH OF LOW PRESSURE EXTENDING FROM JUST OFFSHORE THE EAST COAST OF FLORIDA NORTH-NORTHEASTWARD ACROSS THE ATLANTIC FOR SEVERAL HUNDRED MILES IS PRODUCING DISORGANIZED CLOUDINESS AND THUNDERSTORMS. THIS SYSTEM HAS BECOME LESS ORGANIZED DURING THE DAY AND SIGNIFICANT DEVELOPMENT OF THIS DISTURBANCE IS NOT EXPECTED BEFORE IT BECOMES ABSORBED BY A FRONTAL SYSTEM IN THE NEXT COUPLE OF DAYS. A WESTWARD-MOVING TROPICAL WAVE IS PRODUCING DISORGANIZED CLOUDINESS AND SHOWERS FROM THE CENTRAL CARIBBEAN SEA NORTHWARD ACROSS HISPANIOLA...THE SOUTHEASTERN BAHAMAS...AND THE ADJACENT ATLANTIC. DEVELOPMENT IS NOT EXPECTED. A TROPICAL WAVE IS MOVING WESTWARD JUST SOUTHWEST OF THE CAPE VERDE ISLANDS. SHOWERS AND THUNDERSTORMS ASSOCIATED WITH THE WAVE HAVE DECREASED...AND SIGNIFICANT DEVELOPMENT OF THIS SYSTEM IS NOT ANTICIPATED. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BLAKE