NHC Graphical Outlook Archive

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ZCZC MIATWOAT ALL
TTAA00 KNHC DDHHMM

TROPICAL WEATHER OUTLOOK
NWS NATIONAL HURRICANE CENTER MIAMI FL
800 PM EDT MON AUG 27 2012

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

THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL
STORM ISAAC...LOCATED ABOUT 230 MILES SOUTHEAST OF THE MOUTH OF THE
MISSISSIPPI RIVER.  

1. A BROAD AREA OF LOW PRESSURE LOCATED ABOUT 1100 MILES WEST-NORTHWEST
OF THE CAPE VERDE ISLANDS CONTINUES TO PRODUCING SHOWERS AND
THUNDERSTORMS TO THE NORTH OF THE CENTER. ALTHOUGH THIS SYSTEM HAS
BECOME A LITTLE ORGANIZED TODAY...ENVIRONMENTAL CONDITIONS ARE ONLY
MARGINALLY CONDUCIVE FOR FURTHER DEVELOPMENT. THIS SYSTEM HAS A
MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING
THE NEXT 48 HOURS AS THE LOW MOVES WEST-NORTHWESTWARD TO
NORTHWESTWARD AT 10 TO 15 MPH.

2. A TROPICAL WAVE LOCATED NEAR THE CAPE VERDE ISLANDS IS PRODUCING
DISORGANIZED SHOWERS AND THUNDERSTORMS. ENVIRONMENTAL CONDITIONS
APPEAR CONDUCIVE FOR GRADUAL DEVELOPMENT OF THIS WAVE DURING THE
NEXT FEW DAYS.  THIS SYSTEM HAS A LOW CHANCE...10 PERCENT... OF
BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES
WESTWARD ABOUT 15 MPH.

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

$$
FORECASTER BLAKE
NNNN

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