ZCZC MIATCPAT1 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL DEPRESSION IRIS ADVISORY NUMBER 20 NATIONAL WEATHER SERVICE MIAMI FL 10 AM CDT TUE OCT 09 2001 ...IRIS WEAKENS TO A TROPICAL DEPRESSION OVER EASTERN MEXICO... AT 10 AM CDT...1500Z...THE CENTER OF TROPICAL DEPRESSION IRIS WAS LOCATED NEAR LATITUDE 16.1 NORTH...LONGITUDE 92.8 WEST OR ABOUT 45 MILES...75 KM...SOUTH-SOUTHEAST OF TUXTLA GUTIERREZ MEXICO. THE DEPRESSION IS MOVING TOWARD THE WEST NEAR 22 MPH...35 KM/HR... AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. THIS MOTION SHOULD BRING THE CENTER OF IRIS NEAR THE PACIFIC COAST OF MEXICO LATER TODAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH... 55 KM/HR...WITH HIGHER GUSTS. ADDITIONAL WEAKENING IS FORECAST AS IRIS MOVES OVER THE MOUNTAINS OF EASTERN MEXICO...AND IRIS WILL LIKELY WEAKEN TO A LOW PRESSURE AREA LATER TODAY. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1004 MB...29.65 INCHES. RAINFALL TOTALS OF 2 TO 4 INCHES...LOCALLY HIGHER...ARE POSSIBLE OVER PORTIONS OF NORTHERN CENTRAL AMERICA AND EASTERN MEXICO. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. REPEATING THE 10 AM CDT POSITION...16.1 N... 92.8 W. MOVEMENT TOWARD...WEST NEAR 22 MPH. MAXIMUM SUSTAINED WINDS... 35 MPH. MINIMUM CENTRAL PRESSURE...1004 MB. THIS WILL BE THE LAST PUBLIC ADVISORY ON IRIS ISSUED BY THE NATIONAL HURRICANE CENTER UNLESS REDEVELOPMENT OCCURS OVER THE PACIFIC. IF SUCH REDEVELOPMENT OCCURS...THE SYSTEM WILL RETAIN THE NAME IRIS. FORECASTER BEVEN NNNN