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000
ABNT20 KNHC 091736
TWOAT 
TROPICAL WEATHER OUTLOOK
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT THU SEP 9 2010

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

THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL
STORM IGOR...LOCATED ABOUT 65 MILES NORTHWEST OF BRAVA IN THE CAPE 
VERDE ISLANDS.

SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A WEAK AREA OF LOW
PRESSURE LOCATED NEAR THE WINDWARD ISLANDS HAVE CHANGED LITTLE
DURING THE LAST SEVERAL HOURS.  THIS SYSTEM CONTINUES TO SHOW SIGNS
OF ORGANIZATION...AND ENVIRONMENTAL CONDITIONS APPEAR FAVORABLE FOR
SOME GRADUAL DEVELOPMENT AS THE LOW MOVES SLOWLY WESTWARD. THERE IS
A MEDIUM CHANCE...40 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 CANGIALOSI/BRENNAN

Hurricane Categories     (Season = June 1st to October 30th)

Category 1   Winds of 64-82 knots (74-95 mph)   Storm surge 4 to 5 feet above normal   Damage: Minor	Category 2   Winds of 83-95 knots (96-110 mph)   Storm surge 6 to 8 feet above normal   Damage: Moderate
Category 3   Winds of 96-113 knots (111-130 mph)   Storm surge 9 to 12 feet above normal   Damage: Major	Category 4   Winds of 114 to 135 knots (131-155 mph)   Storm surge 13 to 18 feet above normal   Damage: Severe
Category 5   Winds above 135 knots (155 mph)   Storm surge more than 18 feet above normal   Damage: Catastrophic