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TROPICAL DEPRESSION FOUR ADVISORY NUMBER   1
NATIONAL WEATHER SERVICE MIAMI FL
11 AM AST WED AUG 15 2001
 
...NEW TROPICAL DEPRESSION FORMS IN THE ATLANTIC... 
 
SATELLITE IMAGES INDICATE THAT THE TROPICAL WAVE IN THE ATLANTIC HAS
BECOME BETTER ORGANIZED AND IS NOW TROPICAL DEPRESSION FOUR.  AT 11
AM AST...1500Z...THE POORLY DEFINED CENTER OF THE TROPICAL
DEPRESSION WAS LOCATED NEAR LATITUDE 12.3 NORTH...LONGITUDE 45.0
WEST OR ABOUT 975 MILES...1800 KM...EAST OF THE WINDWARD ISLANDS.

THE DEPRESSION IS MOVING TOWARD THE WEST NEAR 23 MPH...37 KM/HR.  
THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL DECREASE IN 
FORWARD SPEED.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/HR...WITH HIGHER
GUSTS TO THE NORTH OF THE CENTER.  SOME STRENGTHENING IS POSSIBLE 
DURING THE NEXT 24 HOURS.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1009 MB...29.80 INCHES.

REPEATING THE 11 AM AST POSITION...12.3 N... 45.0 W.  MOVEMENT
TOWARD...WEST NEAR 23 MPH.  MAXIMUM SUSTAINED WINDS... 35 MPH.  
MINIMUM CENTRAL PRESSURE...1009 MB.

ALL INTERESTS IN THE LESSER ANTILLES SHOULD MONITOR THE PROGRESS OF 
THIS SYSTEM.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 
5 PM AST.
 
FORECASTER AVILA
 
 
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