NHC Graphical Outlook Archive

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TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE AUG 28 2012

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

THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE
ISAAC APPROACHING THE SOUTHEAST LOUISIANA COAST.

1. SHOWER ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE...LOCATED
ABOUT 1425 MILES SOUTHWEST OF THE AZORES...HAS BECOME BETTER
ORGANIZED TODAY. A TROPICAL DEPRESSION COULD FORM AT ANY TIME TODAY
OR TONIGHT... BEFORE UPPER-LEVEL WINDS BECOME UNFAVORABLE FOR
DEVELOPMENT DURING THE NEXT DAY OR TWO. THIS SYSTEM HAS A MEDIUM
CHANCE...50 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE
NEXT 48 HOURS AS THE LOW MOVES TOWARD THE WEST-NORTHWEST AT 10 TO
15 MPH.

2. A LARGE BUT DISORGANIZED AREA OF CLOUDINESS AND SHOWERS ASSOCIATED
WITH A TROPICAL WAVE IS LOCATED ABOUT 350 MILES WEST-SOUTHWEST OF
THE CAPE VERDE ISLANDS. ENVIRONMENTAL CONDITIONS ARE FORECAST TO
BECOME MORE CONDUCIVE FOR DEVELOPMENT OVER THE NEXT SEVERAL DAYS.
THIS SYSTEM HAS A LOW CHANCE...20 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 AVILA