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TROPICAL STORM HELENE INTERMEDIATE ADVISORY NUMBER  14A
NATIONAL WEATHER SERVICE MIAMI FL
7 PM CDT THU SEP 21 2000

...HELENE HEADED FOR THE FLORIDA PANHANDLE...
 
A HURRICANE WATCH REMAINS IN EFFECT FROM THE FLORIDA/ALABAMA BORDER
TO THE MOUTH OF THE AUCILLA RIVER FLORIDA.  A TROPICAL STORM WARNING
REMAINS IN EFFECT FROM THE MOUTH OF THE PEARL RIVER...ON THE
LOUISIANA/ MISSISSIPPI BORDER...EASTWARD TO THE MOUTH OF THE AUCILLA
RIVER.  SMALL CRAFT SHOULD REMAIN IN PORT FROM THE MOUTH OF
THE PEARL RIVER TO THE MOUTH OF THE MISSISSIPPI RIVER.
 
AT 7 PM CDT...0000Z...THE CENTER OF TROPICAL STORM HELENE WAS
LOCATED NEAR LATITUDE 28.3 NORTH...LONGITUDE  87.1 WEST OR ABOUT 150
MILES SOUTH OF PENSACOLA FLORIDA.
 
HELENE IS MOVING TOWARD THE NORTH NEAR 14 MPH...AND THIS MOTION IS
EXPECTED TO CONTINUE TONIGHT WITH A GRADUAL TURN TO THE NORTH-
NORTHEAST ON FRIDAY.  THIS MOTION WOULD BRING THE CENTER NEAR THE
WESTERN FLORIDA PANHANDLE COAST LATE TONIGHT OR FRIDAY MORNING.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  65 MPH...WITH HIGHER GUSTS.  WHILE
UPPER-LEVEL WINDS DO NOT FAVOR SIGNIFICANT STRENGTHENING...ANY
INCREASE COULD BRING HELENE CLOSE TO HURRICANE STRENGTH AS IT
APPROACHES THE FLORIDA COAST.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 85 MILES MAINLY TO
THE EAST OF THE CENTER.
 
THE MINIMUM CENTRAL PRESSURE MEASURED BY AN AIR FORCE RESERVE
HURRICANE HUNTER IS  997 MB...29.44 INCHES.
 
STORM SURGE FLOODING OF 3 TO 5 FT ABOVE NORMAL TIDE LEVELS...WITH
HIGHER LEVELS IN BAYS...ACCOMPANIED BY BATTERING WAVES...IS LIKELY
NEAR AND TO THE EAST OF WHERE THE CENTER MAKES LANDFALL.
 
RAINFALL AMOUNTS OF 5 TO 8 INCHES...WITH LOCALLY HEAVIER AMOUNTS...
ARE LIKELY ALONG THE PATH OF HELENE.

THERE IS A THREAT OF ISOLATED TORNADOES OVER THE WESTERN FLORIDA
PANHANDLE TONIGHT. 
 
REPEATING THE 7 PM CDT POSITION...28.3 N... 87.1 W.  MOVEMENT
TOWARD...NORTH NEAR 14 MPH.  MAXIMUM SUSTAINED WINDS... 65 MPH. 
MINIMUM CENTRAL PRESSURE... 997 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
10 PM CDT.
 
FORECASTER PASCH
 
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