ZCZC NFDSCCNS2 ALL TTAA00 KNFD DDHHMM STORM SUMMARY NUMBER 20 FOR T.D. HELENE NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD 1:00 AM EDT SAT SEP 23 2000 AT 1:00 AM EDT THE CENTER OF THE REMNANTS OF "HELENE" WAS LOCATED 35 MILES WEST OF AUGUSTA, GEORGIA. THE SYSTEM WILL CONTINUE TO WEAKEN AS IT MOVES NORTHEASTWARD INTO THE CAROLINAS. THE MAIN THREAT FROM "HELENE" IS FROM HEAVY RAINS . . . POSSIBLE FLOODING OR FLASH FLOODING . . . AND TORNADOS. THE CIRCULATION ASSOCIATED WITH "HELENE" IS INTERACTING WITH A FRONT AND IS PRODUCING MODERATE TO HEAVY RAINFALL FROM GEORGIA EAST- NORTHEASTWARD INTO NORTH CAROLINA. A TORNADO WATCH IS IN EFFECT FOR EASTERN GEORGIA . . . CENTRAL . . . AND SOUTHERN SOUTH CAROLINA UNTIL 4:00 AM EDT. THE SYSTEM HAS A HISTORY OF PRODUCING VERY HEAVY RAINS. TALLAHASSEE RECEIVED OVER 8 INCHES OF RAIN FROM THE STORM WHILE 9 TO 12 INCHES OF RAIN FELL ACROSS THE SOPCHOPPY RIVER IN THE FLORIDA PANHANDLE WHERE A RIVER FLOOD WARNING IS NOW IN EFFECT. FLOOD WARNINGS ARE ALSO IN EFFECT FOR THE ST MARKS . . . WITHLACOOCHEE . . . AND AUCILLA RIVERS . . . WHICH ARE EXPECTED TO REACH FLOOD STAGE DURING THE DAY ON SUNDAY. THE SYSTEM SHOULD CONTINUE TO PRODUCE HEAVY RAINFALL THROUGH THE NIGHT INTO SATURDAY MORNING. FLASH FLOOD WATCHES ARE IN EFFECT FOR EXTREME NORTHEAST GEORGIA . . . MUCH OF SOUTH CAROLINA . . . AND EASTERN NORTH CAROLINA FOR SATURDAY. RAINFALL AMOUNTS ARE EXPECTED TO BE IN THE 4 TO 6 INCH RANGE WITH ISOLATED HIGHER AMOUNTS POSSIBLE ALONG THE TRACK OF THE STORM AND ALONG AND JUST NORTH OF THE FRONTAL BOUNDARY. RESIDENTS ARE URGED TO MONITOR THE LATEST STATEMENTS AND WARNINGS FROM NWS FORECAST OFFICES FOR POSSIBLE IMPACTS TO THEIR LOCAL AREAS. ZIEGENFELDER / FORECAST OPERATIONS BRANCH