ZCZC NFDSCCNS3 ALL TTAA00 KNFD DDHHMM STORM SUMMARY NUMBER 11 FOR REMNANTS OF T.D. CHARLEY NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD 1240 PM EDT TUES AUG 25 1998 THE REMNANTS OF "CHARLEY" CONTINUE TO PRODUCE A CONCENTRATED AREA OF MODERATE-HEAVY RAINS ACRS MUCH OF SOUTH CENTRAL TX IN THE VICINITY OF THE EDWARDS PLATEAU. CURRENT SURFACE ANALYSES SHOW ONLY A WEAK TROUGH THROUGH THIS RGN...HOWEVER...LATEST UPPER AIR ANALYSES AND SATELLITE IMAGERY STILL SHOW A NEARLY STATIONARY AND WELL-DEFINED LOW-MID LEVEL CIRCULATION. HEAVY RAINS HAVE PROMPTED FLASH FLOOD WARNINGS UNTIL 1:45 PM CDT FOR VAL VERDE...EDWARDS...REAL...KINNEY... AND UVALDE COUNTIES. FLASH FLOOD WARNINGS ARE ALSO IN EFFECT IN WEST-CENTRAL TX FOR WESTERN AND CENTRAL SCHLEICHER COUNTY UNTIL 12:05 PM CDT AND SUTTON COUNTY UNTIL 1:25 PM CDT. OVER SOUTHWESTERN TX...FLASH FLOOD WARNINGS ARE POSTED UNTIL 12:40 PM CDT FOR REAGAN COUNTY AND EXTREME EASTERN PECOS COUNTY UNTIL 1:55 PM CDT. RAINFALL RATES OF UP TO 1-2 INCHES PER HOUR ARE POSSIBLE IN THESE WARNING AREAS. CONTINUED HEAVY RAIN OVER ALREADY SATURATED SOIL WILL RAPIDLY LEAD TO SIGNIFICANT RUNOFF PROBLEMS. MANY ROADS ACROSS THIS REGION HAVE ALREADY BEEN CLOSED AS A RESULT OF THE PHENOMENAL RAINS ASSOCIATED WITH THIS SYS...AND MORE CLOSURES ARE LIKELY. FLASH FLOOD WATCHES REMAIN IN EFFECT THROUGH TODAY FOR THE WESTERN HILL COUNTRY...ADJACENT AREAS OF SOUTH CENTRAL TX...AND OVR CRANE...CROCKETT...IRION... PECOS...TERRELL AND UPTON COUNTIES IN WEST TX. RIVER FLOOD WARNINGS CONTINUE ALG THE RIO GRANDE AND ITS TRIBUTARIES IN SOUTH CENTRAL TX INCLUDING THE WEST NUECES...NUECES...DEVILS...PECOS...DRY FRIO...FRIO AND SABINAL RIVER WATERSHEDS AND BASINS. DEL RIO, TX NEARLY DOUBLED ITS PREVIOUS CALENDAR DAY RAINFALL RECORD ON AUGUST 23. THE 16.83 INCHES OF RAIN FAR SURPASSED THE OLD RECORD OF 8.79 INCHES ON JUNE 13, 1935. RECORD FLOODING HAS OCCURRED ALONG THE RIO GRANDE RIVER AT DEL RIO. LATEST COMPUTER MODELS SUGGEST THAT THE REMNANTS WILL SLOWLY DRIFT WEST-SOUTHWESTWARD THROUGH THE BIG BEND AREA AND ACROSS THE RIO GRANDE INTO NORTHERN OLD MEXICO DURING THE NEXT 24 HOURS. ADDITIONAL RAINFALL AMOUNTS OF UP TO 3-5 INCHES OR MORE ARE EXPECTED OVER SOUTH-CENTRAL TX THROUGH EARLY WEDNESDAY MORNING. THE NEXT STORM SUMMARY WILL BE ISSUED AROUND 1 AM CDT TUESDAY. KLEIN/FORECAST OPERATIONS BRANCH NNNN