ZCZC NFDSCCNS3 ALL TTAA00 KNFD DDHHMM STORM SUMMARY NUMBER 24 FOR T.D. "BRET" NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD 600 AM CDT TUE AUG 24 1999 AT 600 AM CDT THE CENTER OF TROPICAL DEPRESSION BRET WAS LOCATED IN NORTHERN MEXICO WEST OF EAGLE PASS AND IS NOW LOCATED NEAR 28N 100.6W. BRET CONTINUES TO WEAKEN BUT STILL APPEARS TO HAVE A DISTINCT CIRCULATION. THE MAIN THREAT FROM BRET IS NOW FROM HEAVY RAINFALL AND FLASH FLOODING. A FEEDER BAND ASSOCIATED WITH BRET CONTINUES TO PRODUCE HEAVY RAINS ACROSS PORTIONS OF SOUTH TX...SOUTH CENTRAL TX INCLUDING THE HILL COUNTRY. AS THE REMAINS OF BRET MOVES WESTWARD AND INTERACTS WITH THE SIERRA MADRE ORIENTAL MOUNTAINS IN NORTHERN MEXICO VERY HEAVY RAINFALL IS LIKELY ALONG THE EAST SLOPES OF THE MOUNTAINS. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR MOST OF THE SOUTH CENTRAL TEXAS AND THE HILL COUNTRY TODAY. FLASH FLOOD WARNINGS AND/OR ADVISORIES ARE IN EFFECT FOR THE TEXAS COUNTIES OF BEXAR, BROOKS, WEBB, BANDERA, REAL, KERR, ZAVALA, KINNEY, VAL VERDE, DIMMIT AND MAVERICK COUNTIES. SOME ROADS HAVE BEEN REPORTED AS BEING FLOODED AND/OR CLOSED IN BROOKS COUNTY. NEW CONVECTIVE CELLS CONTINUE TO DEVELOP AND DUE TO THE HEAVY RAINFALL DURING THE PAST TWO DAYS THE GROUND IS SATURATED ACROSS MUCH OF SOUTH TEXAS. PEOPLE ARE ENCOURAGED TO LISTEN FOR ADDITIONAL WARNINGS THAT MAY BE ISSUED BY NATIONAL WEATHER SERVICE OFFICES IN SOUTH AND SOUTH CENTRAL TEXAS. THE SLOW MOVEMENT OF BRET HAS CAUSED IT TO BE A VERY HEAVY RAINFALL PRODUCER. DOPPLER RADAR ESTIMATES SUGGEST THAT 3 TO 6 INCHES OF RAIN MAY HAVE FALLEN SOUTH AND WEST OF SAN ANTONIO DURING THE NIGHT. DOPPLER RADAR HAS ESTIMATED THAT MORE THAN 10 INCHES OF RAIN MAY HAVE FALLEN IN KENEDY..HIDALGO..AND ARANSAS COUNTIES OVER THE LAST 24 HOURS. TWO DAY DOPPLER RAINFALL ESTIMATES SUGGEST THAT 25 INCHES OF RAIN MAY HAVE FALLEN DURING THE PAST TWO DAYS OVER PORTIONS OF KENEDY COUNTY. THE NEXT STORM SUMMARY WILL BE ISSUED AT NOON CDT. JUNKER/FORECAST OPERATIONS BRANCH