NATIONAL HURRICANE CENTER and
CENTRAL PACIFIC HURRICANE CENTER

NHC Graphical Outlook Archive (Text)

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Graphical TWO atl

ZCZC MIATWOAT ALL
TTAA00 KNHC DDHHMM
SPECIAL TROPICAL WEATHER OUTLOOK
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
555 PM EDT MON AUG 24 2009

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

SPECIAL OUTLOOK ISSUED TO ADD DISCUSSION OF AREA IN THE SOUTHWESTERN
CARIBBEAN. 

1. UPDATED...A BROAD AREA OF LOW PRESSURE LOCATED OVER THE SOUTHWESTERN
CARIBBEAN SEA IS PRODUCING SCATTERED SHOWER AND THUNDERSTORM
ACTIVITY. ANY FURTHER DEVELOPMENT OF THIS SYSTEM SHOULD BE SLOW TO
OCCUR DUE TO PROXIMITY TO LAND. REGARDLESS OF DEVELOPMENT...HEAVY
RAINFALL IS POSSIBLE OVER NICARAGUA...COSTA RICA...AND PANAMA
TONIGHT AND TUESDAY AS THE LOW MOVES WESTWARD AT 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 SHOWERS AND THUNDERSTORMS A FEW HUNDRED MILES EAST OF
THE LEEWARD ISLANDS CONTINUE IN ASSOCIATION WITH A TROPICAL WAVE
INTERACTING WITH AN UPPER-LEVEL LOW. SOME SLOW DEVELOPMENT OF THIS
SYSTEM IS POSSIBLE OVER THE NEXT COUPLE OF DAYS AS IT MOVES TOWARD
THE WEST-NORTHWEST AT 20 TO 25 MPH. THERE IS A MEDIUM CHANCE...30
TO 50 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 BRENNAN
NNNN

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NATIONAL HURRICANE CENTER and CENTRAL PACIFIC HURRICANE CENTER

NHC Graphical Outlook Archive (Text)

NATIONAL HURRICANE CENTER and
CENTRAL PACIFIC HURRICANE CENTER