000
ABNT20 KNHC 281149
TWOAT 

TROPICAL WEATHER OUTLOOK
NWS NATIONAL HURRICANE CENTER MIAMI FL
800 AM EDT TUE AUG 28 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 105 MILES SOUTH-SOUTHEAST OF THE MOUTH
OF THE MISSISSIPPI RIVER.  

SHOWER ACTIVITY ASSOCIATED WITH AN AREA OF LOW PRESSURE LOCATED
ABOUT 1250 MILES WEST-NORTHWEST OF THE CAPE VERDE ISLANDS IS A
LITTLE MORE CONCENTRATED THIS MORNING. ENVIRONMENTAL CONDITIONS
APPEAR TO BE CONDUCIVE FOR SLOW DEVELOPMENT DURING THE NEXT
COUPLE OF DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...40 PERCENT...OF
BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS THE LOW
MOVES WEST-NORTHWESTWARD TO NORTHWESTWARD AT 10 TO 15 MPH.

A TROPICAL WAVE LOCATED NEAR THE CAPE VERDE ISLANDS IS PRODUCING A
LARGE BUT DISORGANIZED AREA OF SHOWERS AND THUNDERSTORMS.
ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR SOME 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 AVILA