000 ABNT20 KNHC 211300 TWOAT SPECIAL TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 AM EST TUE DEC 21 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A SMALL LOW PRESSURE SYSTEM LOCATED ABOUT 50 MILES EAST OF BARBADOS IS PRODUCING DISORGANIZED SHOWER AND THUNDERSTORM ACTIVITY. ENVIRONMENTAL CONDITIONS DO NOT APPEAR FAVORABLE FOR TROPICAL CYCLONE FORMATION...AND THERE IS A LOW CHANCE...10 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES TOWARD THE WEST-NORTHWEST OR NORTHWEST AT 10 TO 15 MPH. REGARDLESS OF DEVELOPMENT...THIS SYSTEM COULD ENHANCE RAINFALL AND WINDS ACROSS PORTIONS OF THE WINDWARD ISLANDS TODAY. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BRENNAN