NHC Graphical Outlook Archive

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ZCZC MIATWOAT ALL
TTAA00 KNHC DDHHMM
SPECIAL TROPICAL WEATHER OUTLOOK
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
825 AM EDT THU JUL 22 2010

FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO...

SPECIAL OUTLOOK ISSUED TO UPDATE THE DISTURBANCE IN THE SOUTHEAST
BAHAMAS.

1. VISIBLE SATELLITE IMAGES AND OBSERVATIONS FROM THE BAHAMAS INDICATE
THAT THE AREA OF LOW PRESSURE IN THE SOUTHEASTERN BAHAMAS HAS
BECOME BETTER ORGANIZED AND A CLOSED CIRCULATION HAS FORMED. 
ADVISORIES ON A TROPICAL DEPRESSION OR A TROPICAL STORM WILL BE
INITIATED AT 11 AM EDT...1500 UTC TODAY. THIS ADVISORY WILL LIKELY
INCLUDE TROPICAL STORM WATCHES AND WARNINGS FOR PORTIONS OF THE
BAHAMAS AND SOUTHERN FLORIDA. 

2. AN AREA OF SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A BROAD AREA OF
LOW PRESSURE IN THE BAY OF CAMPECHE CONTINUES TO SHOW SIGNS OF
ORGANIZATION.  ENVIRONMENTAL CONDITIONS APPEAR TO BE CONDUCIVE FOR
SOME DEVELOPMENT OF THE LOW AS IT MOVES WESTWARD OR WEST-
NORTHWESTWARD AT 10 TO 15 MPH.  THERE IS A MEDIUM CHANCE...50
PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE BEFORE IT
REACHES THE COAST OF MEXICO IN A DAY OR TWO.

ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE
NEXT 48 HOURS.

$$
FORECASTER AVILA/ROBERTS
NNNN

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