NATIONAL HURRICANE CENTER and
CENTRAL PACIFIC HURRICANE CENTER
NHC Graphical Outlook Archive (Text)
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ZCZC MIATWOAT ALL TTAA00 KNHC DDHHMM TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT TUE JUL 21 2009 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... 1. A LARGE AREA OF CLOUDINESS AND SHOWERS OVER PUERTO RICO... HISPANIOLA AND ADJACENT WATERS IS ASSOCIATED WITH A TROPICAL WAVE. ALTHOUGH SHOWER ACTIVITY IS CONCENTRATED SOUTH OF HISPANIOLA... THERE ARE NO SIGNS OF A CIRCULATION AND SURFACE PRESSURES ARE NOT FALLING. UPPER-LEVEL WINDS AND THE INTERACTION WITH LAND DO NOT FAVOR ADDITIONAL DEVELOPMENT DURING THE DAY OR SO. LOCALLY HEAVY RAINS AND GUSTY WINDS WILL CONTINUE TO AFFECT PORTIONS OF PUERTO RICO AND HISPANIOLA TONIGHT AND WEDNESDAY AS THE WAVE MOVES WEST-NORTHWESTWARD AT NEAR 20 TO 25 MPH. THERE IS A LOW CHANCE...LESS THAN 30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. 2. DISORGANIZED CLOUDINESS AND THUNDERSTORMS OVER THE BAHAMAS AND THE ADJACENT ATLANTIC ARE ASSOCIATED WITH A WEAK SURFACE TROUGH. THERE ARE NO SIGNS OF DEVELOPMENT. THERE IS A LOW CHANCE...LESS THAN 30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER AVILA NNNN
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