ZCZC NFDTCPAT2 ALL TTAA00 KWNH DDHHMM TROPICAL SUMMARY NUMBER 11 FOR T.D. "BERTHA" NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD 10 PM CDT TUES AUG 6 2002 ...T.D. BERTHA EXPECTED TO DRIFT SOUTHWEST OVERNIGHT... A FLOOD WARNING REMAINS IN EFFECT FOR THE TCHEFUNCTE RIVER NEAR FOLSOM. A FLOOD WATCH REMAINS IN EFFECT FOR EXTREME SOUTHWEST MISSISSIPPI...PORTIONS OF EAST CENTRAL LOUISIANA AND FOR THE RIVER AND FLORIDA PARISHES OF EAST CENTRAL LOUISIANA. THE FLOOD WATCH COVERS THE AREA NORTH OF A LINE FROM DONALDSONVILLE TO SLIDELL IN EAST CENTRAL LOUISIANA AND NORTH TO ALONG AND SOUTH OF A LINE FROM WOODVILLE TO TYLERTOWN IN EXTREME SOUTHWESTERN MISSISSIPPI. AT 10 PM CDT...0300Z...THE CENTER OF TROPICAL DEPRESSION BERTHA WAS LOCATED NEAR LATITUDE 29.6 NORTH...LONGITUDE 91.3 WEST... OVER SALT POINT LOUISIANA. BERTHA HAS DRIFTED SLOWLY SOUTHEASTWARD OVER THE PAST SIX HOURS. HOWEVER...MODEL GUIDANCE AND SATELLITE IMAGERY SUGGEST THE RESUMPTION OF A MORE SOUTHWESTERLY TRACK OVER THE NEXT 12 HOURS. THIS TRACK WOULD BRING BERTHA OVER SOUTH CENTRAL LOUISIANA AND POSSIBLY THE ADJACENT COASTAL WATERS IN THE NEXT 24 HOURS. LITTLE CHANGE IN INTENSITY IS EXPECTED WHILE THE CENTER IS OVER LAND. REFER TO THE TROPICAL WEATHER OUTLOOK ISSUED BY THE TROPICAL PREDICTION CENTER UNDER AWIPS HEADER TWOAT AND WMO HEADER ABNT2O KNHC FOR THE POTENTIAL FOR REINTENSIFICATION IF BERTHA REEMERGES OVER THE GULF COASTAL WATERS. MAXIMUM SUSTAINED WINDS ARE 13 MPH. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1011 MB. NO SIGNIFICANT CHANGE IN STRENGTH IS EXPECTED IN THE NEXT 12 HOURS. THE POTENTIAL CONTINUES FOR ISOLATED AREAS OF 3 TO 5 INCH RAINFALL AMOUNTS IN SOUTH CENTRAL LOUISIANA OVERNIGHT TONIGHT AND WEDNESDAY. FLOODING OF STREAMS AND LOW-LYING ROADWAYS REMAINS A THREAT AS WELL. SELECTED 24 HOUR STORM RAINFALL TOTALS THROUGH 7 PM CDT ARE LISTED BELOW. LOCATION AMOUNT ========= ======= NEW ORLEANS LAKEFRONT, LA 0.49" NEW ORLEANS INT. ARPT., LA 1.10" SLIDELL, LA 0.72" MCCOMB-PIKE COUNTY, MS 3.04" REPEATING THE 10 PM CDT POSITION...29.6N...91.3W. MOVEMENT...DRIFTING TO THE SOUTHEAST OVER THE PAST 6 HOURS. MAXIMUM SUSTAINED WINDS 13 MPH. MINIMUM CENTRAL PRESSURE...1011 MB. THE NEXT TROPICAL SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL PREDICTION CENTER AT 4 AM CDT. BELL/PEREIRA/FORECAST OPERATIONS BRANCH