ZCZC MIATCPAT4 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM CHANTAL INTERMEDIATE ADVISORY NUMBER 16A NATIONAL WEATHER SERVICE MIAMI FL 2 PM EDT SUN AUG 19 2001 ....CHANTAL DISORGANIZED AND STRUGGLING... A HURRICANE WATCH IS IN EFFECT FROM BELIZE CITY BELIZE NORTHWARD TO CANCUN MEXICO. A TROPICAL STORM WATCH REMAINS IN EFFECT FOR BELIZE SOUTH OF BELIZE CITY. A HURRICANE WATCH AND A TROPICAL STORM WARNING REMAIN IN EFFECT FOR THE CAYMAN ISLANDS. SATELLITE IMAGES AND REPORTS FROM AN AIR FORCE PLANE SHOW THAT CHANTAL REMAINS POORLY ORGANIZED. AT 2 PM EDT...1800Z...THE VERY POORLY-DEFINED CENTER OF TROPICAL STORM CHANTAL WAS ESTIMATED TO BE NEAR LATITUDE 16.0 NORTH... LONGITUDE 81.0 WEST OR ABOUT 225 MILES...360 KM...SOUTH OF GRAND CAYMAN. CHANTAL IS MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH ...24 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER GUSTS. NO SIGNIFICANT CHANGE IN STRENGTH IS EXPECTED TODAY...BUT SOME STRENGTHENING IS POSSIBLE ON MONDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES ...280 KM MAINLY TO THE NORTHEAST OF THE CENTER. THE LATEST MINIMUM PRESSURE REPORTED BY AN AIR FORCE HURRICANE HUNTER PLANE IS 1005 MB...29.68 INCHES. RAINFALL TOTALS OF 3 TO 5 INCHES...WITH LOCALLY HEAVIER AMOUNTS IN MOUNTAINOUS AREAS...ARE POSSIBLE ALONG THE PATH OF CHANTAL. REPEATING THE 2 PM EDT POSITION...16.0 N... 81.0 W. MOVEMENT TOWARD...WEST NEAR 15 MPH. MAXIMUM SUSTAINED WINDS... 70 MPH. MINIMUM CENTRAL PRESSURE...1005 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 5 PM EDT. FORECASTER PASCH NNNN