ZCZC MIATCPAT2 ALL TTAA00 KNHC DDHHMM COR BULLETIN TROPICAL DEPRESSION TWO INTERMEDIATE ADVISORY NUMBER 4A NATIONAL WEATHER SERVICE MIAMI FL 2 PM AST THU AUG 20 1998 ...CORRECTED U.A. TO U.S. IN FOLLOWING PARAGRAPH... ...DEPRESSION STILL IN THE ORGANIZING STAGE... A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE NORTHERN LEEWARD ISLANDS OF ANTIGUA..BARBUDA...ANGUILLA...ST. MAARTEN...SABA...AND ST. EUSTATIUS...AND FOR THE U.S. AND BRITISH VIRGIN ISLANDS. A TROPICAL STORM WATCH MAY ALSO BE REQUIRED FOR PUERTO RICO LATER TODAY. PRELIMINARY REPORTS FROM AN AIR FORCE RECONNAISSANCE PLANE INDICATE THAT THE DEPRESSION HAS A BROAD CENTER AND IS STILL IN THE FORMATIVE STAGE. HOWEVER THE SYSTEM MAY BE PRODUCING WINDS TO TROPICAL STORM FORCE IN HEAVY SHOWERS WELL TO THE NORTH OF THE CENTER. AT 2 PM AST...1800Z...THE POORLY-DEFINED CENTER OF TROPICAL DEPRESSION TWO WAS LOCATED NEAR LATITUDE 17.6 NORTH... LONGITUDE 59.6 WEST OR ABOUT 135 MILES...220 KM...EAST OF THE NORTHERN LEEWARD ISLANDS. THE DEPRESSION HAS BEEN MOVING SLIGHTLY NORTH OF DUE WEST AROUND 25 MPH...40 KM/HR...AND A RAPID MOTION TOWARD THE WEST-NORTHWEST IS EXPECTED DURING THE NEXT 12 TO 24 HOURS. MAXIMUM SUSTAINED WINDS ARE ESTIMATED TO BE NEAR 35 MPH... 55 KM/HR...WITH HIGHER GUSTS MAINLY TO THE NORTH OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB...29.68 INCHES. RAINBANDS ASSOCIATED WITH THE DEPRESSION ARE SPREADING OVER PORTIONS OF THE LEEWARD ISLANDS AND THE BRITISH VIRGIN ISLANDS...ACCOMPANIED BY LOCALLY HEAVY SHOWERS AND A FEW SQUALLS. REPEATING THE 2 PM AST POSITION...17.6 N... 59.6 W. MOVEMENT TOWARD...SLIGHTLY NORTH OF WEST NEAR 25 MPH. MAXIMUM SUSTAINED WINDS...35 MPH. MINIMUM CENTRAL PRESSURE...1005 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 PM AST. PASCH NNNN